Physics Review DA 2

Tristan pushes a box with 8N of force to the right and Jacob pushes a box with 16 N of force to the left. What will happen?

• The box will move to the right with 16N of force

• The box will move to the left with 8N of force

• The box will move to the right with 24N of force

• The box will move to the left with 2N of force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

How is this data explained?

• The speed decreases due to friction

• The speed increases due to forces greater than gravity

• The speed decreases due to balanced forces

• The speed increases due to unbalanced forces

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Kora pushes a book with a force of 10N across a table. The table applies a friction force of 4N. What is the net force?

• 14N

• 4N

• 6N

• 10N

Tags

NGSS.MS-PS2-2

A ping pong ball with a mass of 0.05g is hit at an acceleration of 2,000m/s2. What is the net force?

• 40,000 N

• .25 N

• 100 N

• 1,000 N

Tags

NGSS.MS-PS2-2

What is the net force?

• 100N right

• 100N left

• 700N right

• 700N left

Tags

NGSS.MS-PS2-2

What would happen to a boat cruising against the current if the current were to decrease?

• The boat would come to a stop

• The boat would move faster

• The boat's direction would change

• The boat would move slower

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

Four students are being pushed on a scooter with the same force. Student 1 has a mass of 50 lbs, student 2 is 75lbs, students 3 is 100 lbs, and student 4 is 125 lbs. Which student would experience the LEAST acceleration?

• Student 1

• Student 2

• Student 3

• Student 4

Tags

NGSS.MS-PS2-2

Which law describes the glass cup sitting on the table when a tablecloth is pulled out from under it?

• Law of Inertia (1st)

• Law of Fore and Acceleration (2nd)

• Law of Action Reaction (3rd)

How much force is needed to accelerate a 1,875kg elephant at a rate of 1.5 m/s2?

• 2,812.5 N

• 1,250 N

• .08 N

• 1,875 N

Tags

NGSS.MS-PS2-2

If a dog has a mass of 40 kg and an acceleration of 0.9 m/s2, what would the force of the dog be?

• 38

• 40

• 36

• 44

Tags

NGSS.MS-PS2-2