Free fall, Work, & Simple machines
Authored by Terra McMillan
Science
8th Grade
NGSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In Newtonian physics, ________________ is any motion of a body where gravity is the only force acting upon it.
kinematics
free fall
mechanics
velocity
Tags
NGSS.MS-PS2-2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The standard acceleration due to gravity (or standard acceleration of free fall),is the nominal gravitational acceleration of an object in a vacuum near the surface of the Earth. It is defined by standard as:
9.8 m/s.
9.8 m.
9.8 m/s2.
9.8 s.
Tags
NGSS.HS-PS2-4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Free fall takes into consideration the frictional force of air resistance.
True
False
Tags
NGSS.MS-PS2-2
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A pumpkin is dropped from a 35 m building. What is its initial velocity (vi)?
Tags
NGSS.MS-PS2-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
According to the graph how far does the person travel in the first 5 seconds?
Tags
NGSS.MS-PS3-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
This is a velocity-time graph. What is the object doing in segment B?
Tags
NGSS.MS-PS3-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many joules of work are done against a cart when a force of 50 N pushes it 1 kilometer away?
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