Science 8 Part 2 Quiz

A tow truck is pulling a car that has a mass of 564 kg. The tow truck is accelerating at a rate of 2 m/s². What is the force required to pull the car?

• 282 N

• 564 N

• 1128 N

• 2 N

Tags

NGSS.MS-PS2-2

A wagon is being pulled down the street. The wagon has a mass of 45 kg and is accelerating at a rate of 15m/s². How much force must be exerted to move the wagon?

• 45 N

• 15 N

• 3 N

• 675 N

Tags

NGSS.MS-PS2-2

A force of 50 N is needed to accelerate a toy car 2 m/s². Calculate the mass of the toy car.

• 50 kg

• 75 kg

• 100 kg

• 25 kg

Tags

NGSS.MS-PS2-2

What is the equation for Force?

• velocity x motion

• mass x acceleration

• kilograms x mass

• meters / seconds

Tags

NGSS.MS-PS2-2

What does the diagram show?

• A mixture of two elements

• A pure compound

• A mixture of two compounds

• A mixture of a compound & element

Tags

NGSS.MS-PS1-1

What does the diagram show?

• A mixture of two elements

• A pure compound

• A mixture of two compounds

• A mixture of a compound & element

Tags

NGSS.MS-PS1-1

Which of Newton's Laws is shown here?

• 1st

• 2nd

• 3rd

• law of motion

Tags

NGSS.MS-PS2-1

What law is best described by inertia?

• 1st

• 2nd

• 3rd

• law of conservation of mass

A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.

• The Law of Inertia (1st law)

• The Law of Acceleration (2nd law)

• The Law of Conservation of Momentum

• Action Reaction Law (3rd law)

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

If you increase the mass on an object, its acceleration F = M x A

• decreases

• stays the same

• also increases

• stops

Tags

NGSS.MS-PS2-2