A ____________ is required to change the velocity of an object.

• mass

• force

• human

• friction

Tags

NGSS.MS-PS2-2

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

• True

• False

Tags

NGSS.MS-PS2-2

A _______________ force can cause a ______________ change in velocity.

• weaker ; greater

• greater ; weaker

• greater ; greater

• none of the above

____________ is a push or pull that can change the motion of an object.

• Velocity

• Exert

• Cause

• Force

Tags

NGSS.3-PS2-1

Yamile ran 20 miles in 2 hours going South on San Jacinto Ave. What is her speed?

• 22 miles/hour

• 22 miles/hour South

• 10 miles/hour

• 10 miles/hour South

Mrs. Lazear rides her bike 16 miles Northwest from Redondo Beach to the Santa Monica Pier. It would take her 2 hours. What is her velocity?

• 8 miles/hour

• 8 miles/hour Northwest

• 32 miles/hour

• 32 miles/hour Northwest

When a race car driver puts on the brakes, the car stops due to Friction. Friction is a force that is exerted in the __________________ direction(s) of the car's movement.

• same

• opposite

• velocity

• speed

What team would win this tug of war based on this image?

• Blue

• Green

• Neither

• Purple

Tags

NGSS.MS-PS2-2

What is the Net Force based on this image?

• 300 N

• 4700 N

• 0 N

• 550,000 N

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Based on the image, the pod in the blue circle would...

• go the same direction

• go the opposite direction

• stop

• not start moving

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2