1st Quarter Science Exam Grade 4

The force that acts on an object to stop its motion.

• Speed

• Friction

• Gravity

• Velocity

How does friction affect speed?

• more friction less speed

• less friction less speed

• more friction more speed

• Less friction constant speed

which describes how fast something is moving?

• force

• slide

• position

• speed

If you speeding up on your bicycle, you accelerate.

• FALSE

• TRUE

a change in an object position

• Speed

• Motion

• Frame of reference

• Position

the direction and speed of a moving object is called.

• Force

• Speed

• Motion

• Velocity

the change of velocity over time for an object

• Speed

• Acceleration

• Force

• Motion

................................is the tendency of an object in motion to stay in motion or of an object at rest to stay at rest

• Inertia

• Gravity

• Velocity

• friction

When we throw anything in air it always falls down because of _____

• Solid

• Friction

• Gravity

• motion

When you rub your hand you feel heat energy because of _____

• Friction

• Magnetism

• Gravity

• Electricity