F=MA conversion of grams to kilograms

7,000 grams = _______ kilograms

• 70 kilograms

• 7,000,000 kilograms

• 7 kilograms

23, 000 grams = _______ kilograms

• 23 kilograms

• 230 kilograms

• 24 kilograms

If a 10 kilogram object accelerates suddenly at 15 m/s^2, how much force was applied to the object?

• 150 Newtons

• 15 Newtons

• 150 kilograms

• 100 kilograms

Tags

NGSS.MS-PS2-2

If an object was accelerating at 10 m/s^2, and a force of 10 newtons was required to accelerate it, what was the object's mass?

• 1 kilogram

• 10 kilograms

• 2 kilograms

• 5 kilograms

Tags

NGSS.MS-PS2-2

If a force of 26 N is exerted on two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have the greater acceleration? (F=ma)

• The one with a mass of .78 kg will have the greatest acceleration.

• The one with a mass of .52 kg will have the greatest acceleration.

• They will both accelerate at the same rate.

Tags

NGSS.MS-PS2-2

Acceleration is caused by a force acting on a mass.

• Newton’s first law of motion
• Newton’s second law of motion
• Newton’s third law of motion

Tags

NGSS.MS-PS2-2

Unit of mass

• m/s 2
• m/s
• newtons
• kg

The mass of a car is 1000 kg. How much force would be required to accelerate the car at a rate of 3 m/s²?

• 1000 ÷ 3

• 3 ÷ 1000

• 1000 x 3

Tags

NGSS.MS-PS2-2

A 3.5kg object experiences an acceleration of 0.5 m/s². What net force does the object experience?

• 1.5 N

• 1.75 N

• 3.5 N

• 7 N

Tags

NGSS.MS-PS2-2

There is a 200 kg object subjected to a 100 N force. If there is a frictional force of 80 N opposing its motion, what is the object's acceleration? 

• 0.5 m/s²
• 1.0 m/s²
• 2.0 m/s²
• 0.1 m/s²

Tags

NGSS.MS-PS2-2