12/10 Review

Which argument is supported by the results of the investigation?

• The acceleration of an object is proportional to the mass of the object but not the force applied to it.

• The acceleration of an object is proportional to the force applied to the object but not the mass of it.

• The acceleration of an object is proportional to both the mass of the object and the force applied to it.

• The acceleration of an object is neither proportional to the force applied to the object nor the mass of it.

Tags

NGSS.MS-PS2-2

An object that is traveling east at a constant rate has

• velocity, but neither acceleration nor speed.

• speed, but neither velocity nor acceleration.

• speed and velocity, but no acceleration.

• acceleration and speed, but no velocity.

Which of the following can cause a moving object to change direction?

• acceleration

• velocity

• inertia

• force

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-5

Which answer choice best explains why tractor trailers take more time to speed up and slow down than regular cars?

• Tractor trailers have less mass and require less force to move.

• Tractor trailers have more mass and require more force to move.

• Tractor trailers have less mass and require more force to move.

• Tractor trailers have more mass and require less force to move.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

According to Newton's second law, which object requires the least amount of force to accelerate?

• bike

• skateboard

• car

• moving truck

Tags

NGSS.MS-PS2-2

Because of inertia, a resting object will remain at ________.

• rest
• a constant speed
• school
• inertia 

Which model has greater gravitational attraction (if any)

• Model A
• Model B
• Both Model A and Model B (same gravity)

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What would happen to the planets in the solar system if the sun’s gravitational force were to suddenly disappear?

• They will stop moving and become static.
• They will stop spinning.
• They will fly away in straight lines.
• They will start moving toward the Sun

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The diagram shows forces that keep the planets and other bodies in orbit in the solar system. What should number 3 be labeled?

• moon

• earth

• gravity

• inertia

• orbit

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What equation is used to solve Newton's Second Law problems?

• F = ma

• M = Fa

• A = m / F

• F = m / a