Objects in Motion

A car goes around a corner at the same speed it was traveling on a straight track. What is this an example of?

• acceleration

• speed

• relative motion

Rahee wants to describe the velocity of a moving truck. What information does Rahee need?

• Speed and position

• speed and direction

• direction and position

Which object requires the least amount of force to move it 5m?

• golf ball

• soccer ball

• Ping pong ball

Tags

NGSS.MS-PS2-2

Ollie and Samuel push boxes with the same mass for 15 seconds. Which student moved his box a greater distance?

• The student who pushed with less force.

• The student who pushed with more force.

• The student who had a greater body mass.

• none

Tags

NGSS.MS-PS2-2

What happens if balanced forces are applied to a moving object?

• The objects stop moving.

• The object keeps moving at the same speed and direction.

• The object moves faster in the same direction.

Tags

NGSS.MS-PS2-2

A soccer field is rolled across 4 different surfaces with the same force. Which surface will slow the movement of the soccer ball the MOST?

• tile floor

• grassy field

• cement sidewalk

Force is measured in what unit?

• joule

• newton

• watt

• henry

Sebas is holding a yo-yo in his hand. He is ready to release it, but has not done so yet. What kind of energy does the yo-yo have?

• kinetic energy

• potential energy

• both

Tags

NGSS.MS-PS3-2

A baseball is pulled toward Earth by ____________, a noncontact force. The ball is pushed away from the bat when the bat strikes the ball. The ball striking the ball is a _______ force. 

Tags

NGSS.MS-PS2-4

The force of ______ is stronger between objects that are closer together. As the objects move farther apart, there is less _______ between them. The force of gravity is stronger between more massive objects. As the masses of the objects are reduced, there is _____ force of gravity between the objects.

Tags

NGSS.MS-PS2-4