Match the following key terms to their definitions.

• To apply a force.

• Exert

• A push or a pull that can change the motion of an object.

• Velocity

• The energy that an object has because it is moving.

• Force

• Speed in a particular direction.

• Kinetic Energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

How an object changes ______ depends on the direction of the force exerted on that object.

• velocity

• state of matter

• fluidity

• friction

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

To increase the velocity of an object, a force must be exerted in what direction?

• To the left.

• The opposite direction as the object's motion.

• The same direction as the object's motion.

• To the right.

What image was used in the simulation to model force?

• 
• 
• 

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

When you exert a stronger force on an object, you will see ______ change in velocity as compared to exerted a weaker force on the same object.

• gravity

• a smaller

• friction

• a greater

Tags

NGSS.MS-PS2-2

Draw a picture to show kinetic energy.

Tags

NGSS.MS-PS3-1

How does friction change the velocity of an object?

Draw the velocity of the object after the force is exerted.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which of the following is NOT an effect of pushing an object in the opposite direction.

• The object stops moving.

• The object speeds up.

• The object reverses in direction.

• The object slows down.

Tags

NGSS.MS-PS2-2

Draw force arrows for each example to complete the diagram.

Tags

NGSS.MS-PS2-1