Winter occurs in June in the Southern hemisphere because _______________.

They have fewer hours of daylight in June

If an astronaut plays a guitar in deep space, it will make no sound. Why is this?

There is no medium for the sound to travel through

Which of the following is an example of a chemical change?

A plant collecting sunlight and turning it into food

What is a pulse wave?

One wave moving through a medium

An exothermic reaction is a reaction that __________.

releases energy as the chemical reaction occurs

At Wm. Penn, we uses convex mirrors in some parts in the hallways. Why do we use these mirrors?

They allow you to see around corners

Why is the sky blue? Our atmosphere_____

scatters out blue light, which is what we see during daytime

The study of matter and the changes matter undergoes

A total lunar eclipse can be viewed from______________.

everywhere on Earth that it is night

Remember the tablecloth and dishes thing? which of newtons 3 laws did this demonstrate?

Newton’s 1st: An object at rest tends to stay at rest…

Why does a black t-shirt appear to be black? The shirt_____

absorbs all colors of light, so it appears black.

Commits have eccentric (oval) orbits around the sun. At what point are they moving the fastest?

When they ae closest to the sun

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Science III Final Review

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Questions 27

Answers

1
Rubbing a balloon on your hair is an example of charging an object by ____________.
Reduction
Conduction
Friction
Induction
2
What is the pitch (or note) that we hear is determined by?
Amplitude
Wave height
Magic
Frequency
3
Winter occurs in June in the Southern hemisphere because _______________.
They have fewer hours of daylight in June
Earth is closest to the sun
Earth is farther from the sun
They have more hours of daylight in June
4
Which of the following is not a way to reduce your carbon footprint.
Burning down a forest
Carpooling
Eating less meat
Recycling your plastic products
5
When a neutrally charged object loses electrons it ________.
becomes positively charged
will also lose the same number of protons.
becomes negatively charged
stays neutral
6
If an astronaut plays a guitar in deep space, it will make no sound. Why is this?
You can’t pull a guitar string without gravity
Guitars explode in space
The music is too deep for you to even hear
There is no medium for the sound to travel through
7
Which of the following is an example of a chemical change?
Taking water and freezing it by placing it in the freezer.
Your dog ripping up your homework.
Filling up a balloon with hot air.
A plant collecting sunlight and turning it into food
8
What is a pulse wave?
A repeated wave pattern
One wave moving through a medium
Simple harmonic motion
Heart rate
9
My glasses are____.
Transparent
A photon
Opaque
Translucent
10
Sea level rise is primarily caused by
Deforestation
Global temperature rise
Plastics being polluted in the ocean
Polluting river ways
11
An exothermic reaction is a reaction that __________.
releases energy as the chemical reaction occurs
always produces carbon dioxide gas
absorbs energy and requires energy for the reaction to occur
combines two different molecules to form one single molecule
12
When there is equal amount of positive and negative charge on an object, the object is________.
neutral
supercharged
positively charged
negatively charged
13
At Wm. Penn, we uses convex mirrors in some parts in the hallways. Why do we use these mirrors?
They focus the image onto a point
They allow you to see around corners
They reflect a picture perfect reflection to take pix in
They make fun circus mirrors
14
If you were traveling at 75 miles per hour, how long would it take to travel 75 miles?
1 hour
75 hours
0.5 hours
37.5 hours
15
What is Physics?
The study of objects in space
The study of the Earth’s structure
The study of living things
The study of motion and energy
16
Why is the sky blue? Our atmosphere_____
scatters out blue light, which is what we see during daytime
emits blue light when it is heated by sunlight.
scatters out the red light, and the blue shines through.
17
What is chemistry?
The study of the environment
The study of matter and the changes matter undergoes
The study of plant and animals
The study of living things
18
What is the process called that is the source of all stars energy?
A hamster on one of those little wheels
Combustion
Atomic Blasting
Nuclear Fusion
19
A total lunar eclipse can be viewed from______________.
anywhere on the Earth’s surface
only a narrow area of the Earth’s surface that moves
everywhere on Earth that it is night
Only from the Earth’s poles
20
Remember the tablecloth and dishes thing? which of newtons 3 laws did this demonstrate?
N’s 3rd 4 every action , has an equal + opposite reaction
Newton’s 32nd: magic
Newton’s 1st: An object at rest tends to stay at rest…
Newton’s 2nd: Σ F = m a
21
Why does a black t-shirt appear to be black? The shirt_____
absorbs all colors of light except black which it reflects
reflects all colors of light, which combine to make black
is a small black hole, and no light can escape its pull
absorbs all colors of light, so it appears black.
22
Science is______.
Zzzzzzzzzz
Meh.
The worst
Cool!
23
Silver, copper and gold are all examples of good ______.
Moderators
Conductors
Fuel sources
Insulators
24
When humans travel to the moon, what is something that changes about them?
Weight
Age
Mass
They will go bald
25
In a longitudinal wave, the rarefraction is the____.
Peak
Squished part
Trough
Expanded part
26
Which of the following is NOTa state of matter?
Solid
Gas
Liquid
Volume
27
Commits have eccentric (oval) orbits around the sun. At what point are they moving the fastest?
When they are farthest from the sun.
When they ae closest to the sun
They speed up most due to the gravity of Jupiter
As they pass the Earth.

Science III Final Review Flashcards | StudBud