Science Motion Review Question Preview (ID: 24253)
Chapter 2.
TEACHERS: click here for quick copy question ID numbers.
when you measure how far something travels in a certain amount of time you measure the
a) weight
b) height
c) speed
d) distance
The type of friction that helps a parachute float slowly to Earth
a) streamlining
b) air resistance
c) rolling friction
d) sliding friction
Rolling friction occurs between one flat surface and another surface that is
a) flat
b) round
c) rigid
d) smooth
To reduce sliding friction on the moving parts of a machine, you could add
a) sand
b) oil
c) rocks
d) chains
what makes a falling object accelerate as it gets closer to Earth?
a) gravity
b) friction
c) weight
d) force
If things are far apart, they have _________ attraction
a) more
b) equal
c) louder
d) less
The closer things are the _______________ the attraction
a) less
b) greater
c) equal
d) louder
A measure of force that gravity exerts on an object is
a) weight
b) gravity
c) tons
d) friction
forces work in
a) pairs
b) groups
c) construction zones
d) unison
An object will keep moving until something
a) picks it up
b) slows it down
c) tells it to stop
d) speeds it up
The tendency of an object to stay at rest is called
a) weight
b) lazy
c) Newton
d) inertia
When you change your direction of movement, you change your
a) motion
b) mass
c) velocity
d) gravity
The rate that a car's velocity changes is its
a) force
b) acceleration
c) friction
d) speed
Velocity includes both
a) speed and direction
b) direction and time
c) distance and speed
d) gravity and mass
If you want a machine to reduce air resistance, then you do what to it?
a) push it
b) motivate it
c) dance with it
d) streamline
A push or a pull is an example of
a) force
b) mass
c) speed
d) air resistance
How does friction affect inertia ?
a) speeds it up
b) slows it down
c) has no affect
d) makes it smile
Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 24253 in the upper right hand corner or click here.
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 24253 in the upper right hand corner or click here.
TEACHERS / EDUCATORS
Log In | Sign Up / Register
Log In | Sign Up / Register