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8th Grade Physics Review Flashcards | StudBud
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8th Grade Physics Review
8th Grade Physics Review
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8th grade physics quiz
Flashcards
15 cards
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Practice quiz
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Questions
15
Answers
1
A biker's speed increases from 10 m/s to 25 m/s in 3 seconds. What is their average acceleration?
3 m/s
1 m/s
15 m/s
5 m/s
2
An object at rest stays at rest unless acted upon by an unbalanced force. This is...
Newton's 1st law
Friction
Newton's 2nd law
Newton's 3rd law
3
A biker travels 100 km in 5 hours. What is their speed?
30 minutes
500 kilometers
20 km/hr
100 km/hr
4
From which letter to which letter is one full wavelength?
A to B
B to F
C to E
B to D
5
What is happening between points A and B? (there IS a wrong answer)
Someone is on a treadmill
Someone is running away from a bear
Someone is running toward a cougar
Someone is riding a unicorn that is running toward a rainbow
6
What is happening between points C and D? (there IS a wrong answer)
The bear is bringing someone home to their lair
Someone is running away from a cougar
This is your grade after the physics test
The unicorn is bringing someone back from the rainbow
7
A soccer ball stays at rest until kicked. This is an example of...
Newton's 3rd law
Newton's 2nd law
Newton's 1st law
None of Newton's laws
8
What part of a wave does "y" represent?
y? "because"
amplitude
wavelength
frequency
9
A biker travels 45 km at a speed of 9 km/hr. How many hours did it take?
30 minutes
5 hours
10 days
Ten-thousand hours or the rest of my life
10
What is Newton's second law of motion?
F=m(a)
An object in motion stays in motion
For every action there is an equal and opposite reaction
Distance/time
11
For every action there is an equal and opposite reaction. This is...
Newton's 2nd law
None of Newton's laws
Newton's 1st law
Newton's 3rd law
12
What is happening between points B and C? (there IS a wrong answer)
Someone is swimming away from a shark
The bear caught the person
The unicorn is farting rainbows and taking a running break
The cougar is napping
13
Which letter represents the "crest" of the wave?
D
B
C
A
14
When jumping off of a diving board, you push down so the board goes up, pushing you in the air.
This is Newton's third law.
This is the Law of Universal Gravitation.
This is Newtons 1st law.
This is Inertia.
15
If you use the same amount of force to push 2 trucks, the tiny one will have more acceleration.
This is Newton's mother-in-law.
This is Newton's 3rd law.
This is Newton's 1st law.
This is Newton's 2nd law.
