Lesson 1 Force and Motion Review

How can you determine the speed of a moving train?

• Multiply the kinetic energy by the distance traveled.

• Divide the distance traveled by the time spent moving.

• Divide the time spent moving by the direction traveled.

• Multiply the distance traveled by the time spent moving.

Tags

NGSS.MS-PS3-1

An object that is sitting still and not moving  has ______________________forces acting on it.

• Balanced

• unbalanced

A boy pushes on a box and moves it across the room. This is an example of ______.

• potential energy

• chemical energy

• balanced force

• unbalanced force

Tags

NGSS.MS-PS2-2

Objects in motion tend to stay in motion because of the property of _______________

• inertia

• gravity

Dana is the pitcher for her community baseball team. What force causes the baseball to change direction when it is hit by the bat?

• The batter’s force on the ball with the bat.

• The catcher’s force on the ball with his mitt.

• The batter’s force on the ball as he misses.

• The pitcher’s force on the ball as he throws.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

The distance traveled in an amount of time is called__________________________ 

• speed

• force

• motion

• friction

Tags

NGSS.MS-PS3-1

What causes heat when rubbing your hands together? 

• speed

• force

• motion

• friction

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

 ______________________describes when a moving object speeds up.

• velocity

• acceleration

If you drop a rock in a lake, the rock will slow down because the water exerts ____.

• gravity

• less resistance

• drag force

• velocity

If two balls drop at the same time volleyball and tennis ball will they land at the same time?

• volleyball will land first

• tennis ball will land first

• yes they will land at the same time

Tags

NGSS.MS-PS2-4