What would happen to a plant if you removed its roots?

The plant would not be able to take in water.

the process in which rocks are broken into smaller pieces

If a seed sprouts in the crack of a rock, what will happen to the rock and the plant over time?

The plant will grow and the crack will get bigger.

Easily separated, and keep their properties

Which of the following best describes what galaxies consist of?

Gas, dust, stars and objects orbiting stars

How can a mixture of solids be separated.

according to the physical properties of each solid

a solid disappearing in a liquid

Changes in temperature and air pressure

How is an experiment different from other scientific investigations?

An experiment tests a hypothesis by changing one variable.

what is the difference between chemical and physical changes?

chem. changes create new substances physical ones do not

What is the difference between a complete metamorphosis and an incomplete metamorphosis?

A complete metamorphosis has four stages.

Are the two circuits open or closed? How do you know?

The two circuits are closed because both are connected to a power source.

Which sentence states a difference between weathering and erosion?

Erosion moves rocks to a new location.

Experiments will sometimes have a control group. Which best describes a control group?

A standard against which change can be measured.

Pine trees have needle-like leaves. How does this adaptation help the pine tree?

It keeps the tree from losing water.

Why should scientists write down their experimental procedures?

So other scientists can replicate their experiment

the excess charge on the surface of an object, a charge caused by friction

Why do bears hibernate?

To conserve energy when food is scarce in winter

Which is the correct order of the energy movement in a food chain?

Sun, Producers, Herbivores, Carnivores

What type of energy transformation is taking place when you turn on a radio?

Electrical energy to sound energy

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Pre-FSA Science Review

67 termsStudBud Administration189 plays

A review of 5th grade science concepts assessed on FSA #science

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Questions 67

Answers

1
What would happen to a plant if you removed its roots?
The plant would not be able to get oxygen.
The plant would not be able to take in water.
The plant would not be able to be pollinated.
The plant would not get enough sunlight.
2
When two different substances are combined, which is not a sign of a chemical change.
They are easily separated.
The mixture produces a gas.
A new substance is formed.
A change in temperature occurs.
3
What is weathering?
Erosion
A supernatural process
Sediment
the process in which rocks are broken into smaller pieces
4
If a seed sprouts in the crack of a rock, what will happen to the rock and the plant over time?
The rock will crush the plant.
The plant will be buried in the crack.
The rock will stop the plant from growing bigger.
The plant will grow and the crack will get bigger.
5
Mixtures are
Easily separated, and do NOT keep their properties
Easily separated, and keep their properties
Not easily separated, and keep their properties
Not easily separated, and do not keep their properties
6
What is the function of the sepals of a flower?
to make pollen
to make eggs
to protect flower buds
to make petals
7
Which of these least impacts the rate of dissolving a solid in water?
water temperature
stirring the solid in water
air pressure of area
particle size of the solid
8
Which of the following is a behaviorial adaptation for a skunk?
spraying when threatened
warning colors
sharp teeth
building a dam
9
A physical change could be....
Breaking a lamp
Digesting food
Iron rusting
Combining reactive substances in a lab
10
Which of the following best describes what galaxies consist of?
Dust, stars, gas, and astronomy
Gas, dust, stars and objects orbiting stars
Stars, planets, moons, and gravity
Spirals, stars and objects orbiting stars
11
What would NOT be a way that sound energy behaves when it strikes an object?
It can travel through.
It can be refracted.
It can be reflected.
It can be absorbed.
12
How can a mixture of solids be separated.
Identifying physical and chemical changes
according to the physical properties of each solid
Using a magnet
By adding heat energy
13
What is dissolving?
a solid disappearing in a liquid
two liquids mixing
two solids mixing
a solid staying in a liquid
14
What causes wind?
Changes in temperature and air pressure
Changes in ocean currents
Clouds at high elevations
Amount of precipitation and condensation
15
Which of the following correctly shows the four stages of a complete metamorphosis in order?
larvae, pupa, nymph, adult
nymph, egg, larvae, adult
egg, larvae, pupa, adult
egg, pupa, larvae, adult
16
current flows through an open circuit
false
true
17
How is an experiment different from other scientific investigations?
An experiment uses observations to come to a conclusion.
An experiment tests a hypothesis by changing one variable.
In an experiment, you have to analyze the data.
Other scientific investigations do not need to use data.
18
Is this circuit closed or open?
open
closed
19
What is not a cause of erosion?
Sun
Ice
Wind
Water
20
Which of these are mixtures?
All of these
Salt and water
Iron filings and sand
Peas and rice
21
what is the difference between chemical and physical changes?
its harder to make a physical change rather than a chem. one
chemical experiments take longer than physical based ones
chem. changes create new substances physical ones do not
physical changes create new substances and chem. ones do not
22
What is the difference between a complete metamorphosis and an incomplete metamorphosis?
A complete metamorphosis has three stages.
An incomplete metamorphosis does not start with an egg.
An incomplete metamorphosis does not have a nymph stage.
A complete metamorphosis has four stages.
23
In which stage of the water cycle does water change from a gas to a liquid?
collection
run off
evaporation
condensation
24
which one of these are chemical changes?
biting chocolate
lighting a candle
crushing metal
melting crayons
25
Are the two circuits open or closed? How do you know?
Both open because there are two light bulbs and not enough power.
One circuit is closed & the other is open.
The two circuits are closed because both are connected to a power source.
Both circuits are open because there is no switch.
26
Which sentence states a difference between weathering and erosion?
Weathering moves rocks without breaking them down.
Erosion breaks down rocks but does not move them.
Erosion moves rocks to a new location.
Weathering moves rocks from place to place.
27
Which of the following is true about stars?
Stars give off light energy.
Many stars also have moons.
Stars reflect light from nearby planets.
Stars have rocky surfaces?
28
Function of bladder
Stores urine
Absorbs large proteins
Stores faeces
Recycles salt back into blood
29
Experiments will sometimes have a control group. Which best describes a control group?
The use of scientific methods to test your hypothesis.
Questionnaires that are given to a certain number of people.
A standard against which change can be measured.
Information from which a conclusion can be drawn.
30
Which organ in the human body is most like the bark of a tree?
The stomach
The skin
The lungs
The feet
31
When electrical energy is transformed into light energy, ___________ energy is also produced.
heat energy
sound energy
electrical energy
mechanical energy
32
Physical changes alter the chemical nature of a substance.
true
false
33
Larger objects (more mass) need ______ force to move.
Less
More
34
What is a characteristic that all planets have in common?
All planets have water.
All planets rotate on an axis.
All planets have moons.
All planets have rocky surfaces.
35
7. Which part of atoms cause static electricity?
Protons
Electrons
All correct
Neutrons
36
Pine trees have needle-like leaves. How does this adaptation help the pine tree?
It helps the tree collect more sunlight.
It helps the tree take in more water.
It helps the tree make cones.
It keeps the tree from losing water.
37
Why should scientists write down their experimental procedures?
So other scientists can replicate their experiment
to see if they need to change the hypothesis
To check their spelling and punctuation
To see if they made a mistake
38
Static Electricity
caused by two objects rubbing against each other
a shock on a material
the excess charge on the surface of an object
a charge caused by friction
39
What are the three climate zones?
Arctic, Rainforest, Plains
Ocean, Mountains, Bed
Polar, Temperate, Tropical
Cold, Hot, Really Cold
40
Why do bears hibernate?
To give their young time to grow
To avoid preditors
To conserve energy when food is scarce in winter
They are tired from exerting energy all spring and summer
41
Which is the correct order of the energy movement in a food chain?
Sun, Consumers, Predators, Producers
Sun, Producers, Carnivores, Herbivores
Sun, Carnivores,Predators, Herbivores
Sun, Producers, Herbivores, Carnivores
42
What is one thing that all insect life cycles have in common?
They all begin as an egg.
All life cycles happen over the same length of time.
They all have four stages.
They all have three stages.
43
The air pressure is low. What kind of weather can you expect?
Dry
Gloomy
Rainy
Sunny
44
organ that cleans toxins from the blood
kidney
brain
liver
skeletal
45
All of the following typically indicate chemical changes except
a new observable product.
a change in color.
a change in state.
a transfer of energy.
46
Which of the following resources can be classified as renewable?
water
phosphate
oil
gold
47
All solutions are mixtures.
True
False
48
What type of energy transformation is taking place when you turn on a radio?
Sound energy to chemical energy
Sound energy to electrical energy
Electrical energy to sound energy
Chemical energy to sound energy
49
What is a force that acts in an opposite direction to movement?
Motion
Speed
Friction
Gravity
50
Which of the following materials are good conductors of electricity?
water and metal
water and wood
plastic and glass
copper and cotton
51
Which property of a mineral can be identified by observing how the mineral breaks?
luster
hardness
color
cleavage
52
All mixtures are solutions
False
True
53
Electricity happens when
protons bump into each other
potential energy is stored
electrons move from one place to another
A car strikes a power line
54
What is the relationship, if any, of temperature to chemical changes?
Constant temperature prevents chemical change
Temperature has no effect on the rate of chemical changes
Increasing temperature usually causes chemical changes to slow down
Increasing temperature usually causes chemical changes to happen faster
55
Dissolving occurs when
a liquid becomes incorporated with a solid.
a solid becomes incorporated with a liquid.
a gas becomes incorporated with a liquid.
a gas becomes incorporated with a solid.
56
Mixtures are...
Physically combined
Chemically combined
57
A strainer or sifter would be most useful for separating which of these mixtures?
Sand and large rocks
None of the other answer choices
Metal marbles and glass marbles of the same size
Salt and water
58
Where does most of the evaporation on earth take place?
From clouds passing over high mountains
Over the ocean
In polar regions
Over rainforest
59
How might an animal adapt if it cannot find adequate food in its environment?
Just drink water.
Give up and die.
Decide to change its diet and eat whatever is available.
Migrate to another area where there is more food available.
60
Which of these would speed the rate of a solute dissolving into ...
all of these
stirring/shaking
changing temperature
breaking up the solute
61
Which of the following is an organ with excretory functions?
Excreter
Gallbladder
Skin
Heart
62
What are different ways of separating mixtures?
filtration
magnetism
all of the above can be used to separate a mixture
evaporation
63
What is one way that scientists check each other's work?
Follow the same procedures and do the experiment again.
See if the results match what is in a science book.
Come up with a new question to investigatee
Change procedures and do a similar experiment.
64
The pancreas has a main function of?
Digestion
Mixing food with pepsin to break it down into the blood.
Producing Bile
Producing enzymes that help break down proteins and starches
65
What is one advantage of using renewable resources rather than fossil fuels?
They do not depend on weather conditions like fossil fuels.
They are cheaper to maintain than fossil fuels.
They make more energy than fossil fuels.
They cannot be used up like fossil fuels.
66
What is the function of the heart in the circulatory system?
To filter the blood
To remove carbon dioxide from the blood
To pump blood
To add oxygen to the blood
67
Dissolving is an example of a
chemical reaction
physical change

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