Newton's Second Law of Motion

1.

Multiple Choice

2 mins

1 pt

If a car driving through a school zone, and then gets on a freeway. Describe the speed and acceleration

low speed, high acceleration

low speed, low acceleration

high speed, high acceleration

high speed, low acceleration

2.

Fill in the Blank

2 mins

1 pt

____ = mass x acceleration

3.

Fill in the Blank

2 mins

1 pt

A _____ is required to change the motion of an object

4.

Multiple Choice

2 mins

1 pt

Which of these is not an example of acceleration

Change in motion

Change in velocity

Change in direction

Change in color

5.

Multiple Choice

2 mins

1 pt

Newton's 2nd law states a decrease in mass of an object will cause the the acceleration to _____ only if _______

increase, the force is constant

decrease, the force is constant

increase, the mass is constant

decrease, the mass is constant

6.

Multiple Choice

2 mins

1 pt

An object's velocity can be changed by changing its speed, its direction, or both.

True

False

7.

Multiple Choice

2 mins

1 pt

A change in velocity over time is called ___________.

speed

force

acceleration

direction

8.

Multiple Choice

2 mins

1 pt

Newton's second law of motion describes acceleration as force divided by __________.

mass

inertia

speed

direction

9.

Multiple Choice

2 mins

1 pt

According to __________, the acceleration of an object is equal to the net force acting on the object divided by the object's mass.

Newton's Second Law

Newton's Third Law

Newton's First Law

10.

Multiple Choice

2 mins

1 pt

What happens when unbalanced forces act on an object at rest?

the object remains at rest

the object begins moving in an unpredictable direction

the object begins moving in the direction of the net force

the object begins moving opposite to the direction of net force

11.

Multiple Choice

2 mins

1 pt

What is the net force?

40 N left

0 N Balalnced

400 N right

40 N right

12.

Multiple Choice

2 mins

1 pt

What is a Balanced Force? Two objects where...

They both have equal force

One has more force than the other

Both have no force

One has more gravity than the other

13.

Multiple Choice

2 mins

1 pt

A ball is rolling on the floor and a force pushes it in the same direction, what will happen?

The ball will go faster.

The ball will slow down.

The ball will stop.

The ball will fly in the air.

14.

Multiple Choice

2 mins

1 pt

What is the formula for force?

F=M/A

F=MA

F=AX

what is force?

15.

Multiple Choice

2 mins

1 pt

According to Newton's second law, if you increase the force applied to an object :

it accelerates more

it doesn't move

you get more inertia

it decelerates

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