MCAS Review - Newton's Laws of Motion

What are the appropriate units to describe acceleration?

• m/s
• m/s²
• cm
• there are no units associated with acceleration

Tags

NGSS.HS-PS2-1

How can Newton's second law be represented  mathematically? 

• F=MA
• M= F/A
• A= F/M
• All are correct

Football A has a greater mass than football B. Which football will have greater acceleration when both are thrown with the same force in the same direction?

• Football A

• Football B

• They will have the same acceleration

• Mass has no effect on acceleration

Tags

NGSS.MS-PS2-2

What is the acceleration of an object traveling at a constant velocity?

• 10 m/s²
• 0 m/s²
• 250 m/s²
• 20 m/s²

A 20 kg bike accelerates at 10 m/s^2. What was the unbalanced force acting on the bike?

• 25 Newtons

• 20 Newtons

• 200 Newtons

• 10 Newtons

Tags

NGSS.MS-PS2-2

Which car described is accelerating? (SELECT TWO)

• A car that is not moving

• A car that rounds a curve at a constant speed

• A car slowing to a stop.

• A car that has a constant velocity of 60mph East

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the net force on the box?

• 40 N left

• 0 N Balalnced

• 400 N right

• 40 N right

Tags

NGSS.MS-PS2-2

Which causes accelerations?

• Balanced forces
• Unbalanced forces
• Changes in velocity
• Equilibrium

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NGSS.MS-PS2-2

Which defines acceleration?

• Balanced forces
• Unbalanced forces
• Changes in velocity over time
• Equilibrium

Which will experience more acceleration in free-fall? (disregard air resistance)

• A 4.0 Kilogram book
• A 2.0 Kilogram book 
• They have the same acceleration
• not possible to determine.

Tags

NGSS.MS-PS2-4