Motion and Force Homework

On this graph, how long was the person stopped IN TOTAL

• 15 minutes

• 30 minutes

• 35 minutes

• 40 minutes

What is the speed of a car that travels 400 kilometers in 8 hours?

• 50 km/h

• 50 mph

• 3200 km/h

• 3200 mph

Tags

NGSS.MS-PS3-1

A delivery truck is traveling east at a constant velocity of 60 kilometers per hour. The driver needs to travel 150 kilometers to reach the next stop. How long will it take the truck to arrive?

• 250 km/h

• 9000

• 25 hours

• 2.5 hours

A cyclist accelerates to a speed of 24 km/h at a rate of 8 km/h^2. How much time did it take the cyclist to accomplish this?

• 4 hours
• 2 hours
• 3 hours
• 5 hours

Tags

NGSS.HS-PS2-1

There are 4 forces acting on the box. What is the direction of the net force?

• 10 up, 30 right

• 30 up, 10 right

• 30 down, 10 left

• 10 down, 30 left

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

There are 4 forces acting on this box. The box will move -

• downward and to the left

• downward and to the right

• upward

• to the left

Tags

NGSS.MS-PS2-2

True or False: When two opposing forces with equal strength act on an object, the net force equals zero.

• True

• False

Tags

NGSS.MS-PS2-2

Balanced forces cause a change in position or motion.

• True

• False

What form of energy is shown in this picture?

• Chemical Energy

• Thermal Energy
• Nuclear Energy
• Kinetic Energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-3

NGSS.MS-PS3-5

The fan in this picture shows the transformation of which Mr. Cent energy types?

• Chemical to Thermal

• Electrical to Mechanical

• Mechanical to Electrical

• Electrical to Radiant