Which best describes a characteristic of both copper and oxygen at room temperature?

They both contain unique atoms.

A student has two pieces of aluminum foil. Each piece can be rolled into a wire. Why do both pieces behave the same way?

They are composed of the same types of atoms.

If water has a density of 1.0 g/cm3, which substance will float on the surface of water?

Substance W, because it is less dense than water.

Which best explains how a rainbow forms if it rains and the sun is shining?

Some sunlight is reflected, while the rest is refracted by the raindrops.

Which BEST describes what happens to the wavelength and amplitude when the student increases the up and downward force?

The amplitude increases, but the wavelength stays the same.

A student has a sample of an element. Which describes a trait the sample must have in order to be considered an element?

The sample is made of only one type of atom.

A band has many different musical instruments. In which way are all musical instruments alike?

They all use a vibration to make sound waves.

As the temperature of water increases, which change to the water molecules occurs?

The molecules move at a faster rate.

Two identical boxes are filled-one box with bundled newspapers and one with shredded paper. Which is accurate?

The volume of the boxes are the same.

When water is changed from a liquid to a gas, what occurs?

Molecules spread farther apart.

What change occurs when a liquid evaporates?

The particles absorb heat and spread farther apart.

Which causes an object to appear green?

Absorbs all the other colors in the visible spectrum, it reflects green.

This illustration shows three different waves traveling through the same medium. How do the waves differ?

The waves carry different amounts of energy.

How do foam earplugs affect the sound a person hears?

The foam reduces the amount of energy in the sound waves.

How does the density of a 4-g sample of copper compare to that of a 12-g sample of copper?

Its density is the same density as the 12-g sample.

How are electromagnetic waves different from other waves?

They can travel through a vacuum and through matter.

The diagrams shows Cube A and Cube B. Which of these statements about the cubes is accurate?

The substance in B is twice as dense as the substance in A.

Graphite, diamond, and glassy carbon are all forms of the element carbon. Why are all three considered carbon?

They are composed of the same kind of atoms.

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Mid Semester Exam Review

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Questions 84

Answers

1
Which best describes a characteristic of both copper and oxygen at room temperature?
They are both gases.
They are both metals.
They both contain unique atoms.
They both rust over time.
2
Potential energy is attributed to position and mass
False
True
3
When light is refracted, the light waves:
Slow Down
Speed Up
Reflect
Diamond and Circle
4
_______ is when a light wave changes speed, it changes the angle in which we see it. Can make objects look bent/small
Absorption
Refraction
Reflection
5
A student has two pieces of aluminum foil. Each piece can be rolled into a wire. Why do both pieces behave the same way?
They are composed of the same types of atoms.
They are composed of different types of atoms.
They have the same physical properties, but different chemical properties.
They have the same chemical properties, but different physical properties.
6
Which of the following would absorb the most light?
Dark, Shiny and Smooth
Light, Shiny and Smooth
Light, Shiny and Rough
Dark, Dull and Rough
7
If water has a density of 1.0 g/cm3, which substance will float on the surface of water?
Substance Z, because it is less dense than water.
Substance W, because it is less dense than water.
Substance Y, because it is more dense than water.
Substance X, because it is more dense than water.
8
Visible light is which type of wave?
mechanical
electromagnetic
longitudinal
seismic
9
______ is the transfer of thermal energy from one object to another
Heat
Temperature
Thermal Expansion
10
Which best explains how a rainbow forms if it rains and the sun is shining?
Some light is refracted by the raindrops, while more is created from clouds
Some light is absorbed by clouds, while the rest is refracted by raindrops.
Some sunlight is absorbed by clouds, while the rest is reflected.
Some sunlight is reflected, while the rest is refracted by the raindrops.
11
Which BEST describes what happens to the wavelength and amplitude when the student increases the up and downward force?
The amplitude decreases, but the wavelength increases.
The amplitude increases, but the wavelength stays the same.
The amplitude increases, but the wavelength decreases.
The amplitude stays the same, but the wavelength increases.
12
A student has a sample of an element. Which describes a trait the sample must have in order to be considered an element?
The sample is made of only one type of atom.
The sample is a liquid at room temperature.
The sample contains different types of particles.
The sample can be seen only with a microscope.
13
A band has many different musical instruments. In which way are all musical instruments alike?
They all make sound waves with the same amplitude.
They all send sound waves in only one direction.
They all use a vibration to make sound waves.
They all make sound waves when two objects strike one another.
14
Which letter represents the amplitude of the wave in the diagram?
Z
X
Y
W
15
What is this an example of?
Convection
Conduction
Radiation
16
______ waves have longer wavelengths than which humans can see
Ultraviolet
Infrared
17
Which changes when a solid becomes a liquid?
color of atoms
movement of the atoms
number of atoms present
mass of atoms
18
As the temperature of water increases, which change to the water molecules occurs?
The molecules move at a faster rate.
The molecules separate into atoms of hydrogen and oxygen.
The molecules expand and become wider.
The molecules become more massive.
19
What is the term for when molecules more farther apart when heat is added?
Infrared Light
Ultraviolet Light
Thermal Contraction
Thermal Expansion
20
Gas has very high kinetic energy
False
True
21
Which of these is an example of a medium?
Solid
Gas
All of the above
Liquid
22
Which factors are used to determine the density of an object?
volume and weight
weight and length
mass and speed
mass and volume
23
Two identical boxes are filled-one box with bundled newspapers and one with shredded paper. Which is accurate?
The volume of the boxes are the same.
The full boxes have the same density.
The full boxes contain the same amounts of paper.
The mass of the boxes are the same.
24
__________ is when light bounces off an object.
Absorption
Refraction
Reflection
25
Light rays can be:
Absorbed
Reflected
Refracted
All of the Above
26
Which of the following materials do not allow the flow of heat and energy?
Convectors
Radiators
Insulators
Conductors
27
In general, solids have lower kinetic energy than liquids.
True
False
28
At which temperature does water freeze?
100 degrees Celsius
0 degrees Celsius
212 degrees Celsius
32 degrees Celsius
29
How are the primary waves of an earthquake and sound waves similar?
Both are transverse waves.
Both are longitudinal waves.
Neither wave is longitudinal.
Neither wave transmits energy.
30
Both of the containers show the same measure for both samples. The samples MOST likely have which of these in common?
volume
mass number
density
number of molecules
31
When water is changed from a liquid to a gas, what occurs?
Hydrogen is separated from oxygen.
A new compound is formed.
Molecules spread farther apart.
The atoms lose electrons.
32
What change occurs when a liquid evaporates?
The particles absorb heat and spread farther apart.
The particles release heat and spread farther apart.
The particles release heat and get closer together.
The particles absorb heat and get closer together.
33
Sound waves travel fastest in
air
iron
water
a vacuum
34
What is the type of energy can be used to do work?
Chemical Energy
Thermal Energy
Electrical Energy
Mechanical Energy
35
A battery is an example of what kind of energy?
Thermal Energy
Mechanical Energy
Electrical Energy
Chemical Energy
36
_______ is the measurement of heat.
Thermal Energy
Thermal Expansion
Temperature
37
A beam of light is directed toward a tank filled with water. What causes the beam of light to change direction?
decrease in temperature
increase in pressure
change in media
change in altitude
38
Which causes an object to appear green?
Scatters all the other colors in the visible spectrum, reflects green.
Reflects all the other colors in the visible spectrum, scatters green.
Reflects all the other colors in the visible spectrum, absorbs green.
Absorbs all the other colors in the visible spectrum, it reflects green.
39
This illustration shows three different waves traveling through the same medium. How do the waves differ?
The waves are a different distance from the source.
The waves carry different amounts of energy.
The waves travel at different speeds.
The waves have different wavelengths.
40
What is the term for when light is reflected in random directions?
Absorption
Reflection
Scattering
41
How do foam earplugs affect the sound a person hears?
The foam reduces the rate of sound waves.
The foam increases the amount of energy in the sound waves.
The foam reduces the amount of energy in the sound waves.
The foam increases the rate of sound waves.
42
How does the density of a 4-g sample of copper compare to that of a 12-g sample of copper?
Its density is the same density as the 12-g sample.
Its density is one-half the density of the 12-g sample.
Its density is twice the density of the 12-g sample.
Its density is three times the density of the 12-g sample.
43
An Atom is identified as the basic building block of matter
True
False
44
At what temperature does a sample of water MOST rapidly become a gas?
boiling point
evaporation point
transition point
freezing point
45
Which of the following would reflect the most light?
Light, Shiny and Rough
Dark, Dull and Rough
Dark, Shiny and Smooth
Light, Shiny and Smooth
46
What is the smallest part of a gold ring that is still gold?
an electron
an atom
an electron
a molecule
47
Kinetic energy is associated with speed and mass
True
False
48
How are electromagnetic waves different from other waves?
They have very short wavelengths.
They can travel through a vacuum and through matter.
They can change direction by reflection when they strike an object.
They transmit energy instead of matter.
49
The diagrams shows Cube A and Cube B. Which of these statements about the cubes is accurate?
The substance in A is eight times more massive than the substance in B.
The substance in B is twice as dense as the substance in A.
The substance in B is eight times as dense as the substance in A.
The substance in A is the same as the substance in B.
50
Graphite, diamond, and glassy carbon are all forms of the element carbon. Why are all three considered carbon?
They are composed of the same kind of atoms.
They are mined from the same region.
They were formed from carbon-containing organisms.
They were originally fossils.
51
In the “candy periodic table” example, what represents elements?
A single M&M
A pack of M&Ms
All Chocolate
All Candy
52
Which describes a property of all elements?
All elements are pure substances.
All elements have six electrons.
All elements exist in the solid phase.
All elements are metals.
53
______ waves have shorter wavelengths than which humans can see
Infrared
Ultraviolet
54
A sample of gold has a density of 19.32 g/cm3. If it is cut in half, what will most likely happen to the gold's density?
The density will increase.
The density will randomly change.
The density will remain the same.
The density will decrease.
55
Which part of eye does light enter?
Pupil
Cornea
Lens
Rod
56
What class pet does Mr. Faircloth have?
Turtle
Llama
Hamster
Poison Dart Frog
57
What color are Mr. Faircloth’s eyes?
Blue
Green
Brown
Mr. Faircloth doesn't have eyes.
58
What happens to steam during condensation?
It gains energy and changes to a liquid.
It gains energy and changes to a gas.
It loses energy and changes to a liquid.
It loses energy and changes to a gas.
59
On the electromagnetic spectrum shown, which numbered position represents where the visible light spectrum is found?
1
3
4
2
60
What do waves carry through objects?
sound
light
energy
water
61
The ________ is the transparent structure IN the eye that refracts light.
Pupil
Rod
Lens
Cornea
62
The Law of Conservation of Energy states that energy cannot be created or destroyed
True
False
63
What does the symbol in the diagram represent?
a compound
an element
a molecule
an isotope
64
Which statement about a ring of pure solid gold is NOT consistent with the particle theory of matter?
The particles are all identical.
The particles are held together by electric forces.
The particles have spaces between them.
The particles are not in motion since it is a solid.
65
Light waves are transverse waves.
True
False
66
How are light waves different from other types of waves?
Light waves are longitudinal waves.
Light waves can travel through a vacuum.
Light waves travel through matter.
Light waves are moving energy.
67
Which of the following sound waves illustrates the quietest sound?
D
C
B
A
68
Elements in the same group on the periodic table have similar___________?
Properties
Masses
Elements
Names
69
Which of the following materials allow the flow of heat and energy?
Convectors
Conductors
Insulators
Radiators
70
What action could have caused this change in atomic motion in a chamber filled with nitrogen gas?
The chamber was placed in an ice bath.
The chamber was heated with a bunsen burner.
More nitrogen gas was added to the chamber.
The chamber was spun in a centrifuge.
71
What is the term for when light bounces off an object?
Refraction
Reflection
Scattering
72
_________ has a definite shape and a definite volume.
Plasma
Liquid
Solid
Gas
73
What is this an example of?
Radiation
Convection
Conduction
74
Solubility of sugar is 203.9 g sugar in 100 g water at 20°C. Which can occur if the sugar solution is heated to 25°C?
The sugar begins to fall out of the solution.
More added sugar can dissolve in the solution.
The sugar changes to crystals.
The sugar concentration will remain constant regardless of the amount added
75
Which list is in order from smallest to largest?
plant, leaf, molecule, atom
molecule, atom, leaf, plant
atom, leaf, molecule, plant
atom, molecule, leaf, plant
76
What causes a seismic wave?
very loud sound waves from the atmosphere entering the ground
growing pressure on rocks from the weight of material above them
energy transferred into Earth from the Sun as electromagnetic waves
sudden breaking of rock as it releases potential energy
77
____________ is a pure substance of one type of atom.
Chemical
Compound
Molecule
Element
78
A longitudinal wave, such as a sound wave, can travel through
solids only.
liquids only.
gases and a vacuum only.
gases, liquids and solids.
79
_________ is anything that has mass and takes up space?
Matter
Atom
Molecule
Element
80
Appearance, texture, and density are classified as
magnetic properties
physical properties
thermal properties
chemical properties
81
____________ can join together to make molecules.
Atoms
Compounds
Matter
Elements
82
If water has a density of 1.0 g/cm3, which substance will float on the surface of water?
Substance X, because it is more dense than water.
Substance W, because it is less dense than water.
Substance Y, because it is more dense than water.
Substance Z, because it is less dense than water.
83
What is this an example of?
Conduction
Radiation
Convection
84
Why do two different pieces of pure silver on two different continents have the same melting point?
The melting point of all natural minerals is the same.
Silver is a metal with high conductivity.
Silver is composed of the same types of atoms.
The melting point of all metals is the same.

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