Newton's Second Law Miniquiz

True or False: Newtons Second Law is also called the Law of Inertia

• True

• False

If I apply the same force to a ping pong ball and a bowling ball, which one will accelerate farther and faster?

• ping pong ball

• bowling ball

• I have no idea

Tags

NGSS.MS-PS2-2

How much force is needed to accelerate a 3kg skateboard at 5m/s²?

• 8N
• 1.6N
• 0.6N
• 15N

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

For this question, refer to the image to the left...

The larger the ___________ of an object, the greater the ____________ needed to change the direction or the speed.

• mass / tow truck

• suitcases / force

• mass / force

• windows / force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Why is it harder to push a van filled with bowling balls than it is to push a van with basketballs?

• The mass of the car is greater than the mass of the basketballs

• The mass of the bowling balls is greater than the mass of the basketballs

• The van with the basketballs is bigger than the van with the bowling balls

• It should be equally as hard to push the two vans

Tags

NGSS.MS-PS2-2

Suppose a force is moving a cart. If suddenly a load is dumped into the cart so that the cart’s mass doubles, what happens to the cart’s acceleration? (a=F/m)

• it quadruples
• it doubles
• it halves
• it quarters

Tags

NGSS.MS-PS2-2

An object is falling downward through Earth's atmosphere. In which direction is the air resistance force?

• Down

• Up

• Around the object

• Through the object

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

When a falling object stops accelerating and falls at a constant speed, it is

• fluency

• constant velocity

• acceleration

• terminal velocity

When you drop a hammer and a feather on the moon what will happen? There is no air on the moon.

• They will hit at the same time

• The hammer will hit first

• The feather will hit first

Tags

NGSS.MS-PS2-4

What is a parachute designed to maximize?

• Gravity

• Air Pressure

• Air Resistance

• Thrust