# 2.2.8 Reading Quiz - Newton's Second Law, Momentum Impulse

11 Questions | Attempts: 116
Share  Settings  2. 2. 8 Reading Quiz - Newton's second law, momentum impulse

• 1.
What statement of Newton's 2nd Law is NOT true
• A.

Acceleration is proportional to Force

• B.

Acceleration is proportional to mass

• C.

Acceleration is inversely proportional to mass

• 2.
A 2Kg mass pushed to the left with 20N, and to the right with 12N.  What is the acceleration
• A.

10 ms-2 to left

• B.

10 ms-2 to right

• C.

4 ms-2 to left

• D.

4 ms-2 to right

• E.

6 ms-2 to left

• F.

6 ms-2 to right

• 3.
A 5Kg block slides down a slope.  Component of gravity acting down the slope is 10N, Friction acting up the slope is 10N, what is the acceleration?
• A.

2ms-2 up slope

• B.

2ms-2 down slope

• C.

Zero - block must stay still

• D.

Zero - block slides down with constant velocity

• 4.
What is momentum?
• A.

The tendency of a body to keep moving

• B.

The product of mass and velocity i.e. mxv

• C.

The resistance something has to being stopped.

• D.

The ability of something to spin around

• 5.
What is impulse as (far as physics is concerned)
• A.

Product of time and force

• B.

Product of force and distance

• C.

Product of time and energy

• D.

Product of momentum and time

• E.

When you feel you have the urge to react to something

• 6.
change of momentum is also known as
• A.

Acceleration

• B.

Force

• C.

Impulse

• D.

Work done

• E.

Unbalanced force

• 7.
What is the momentum of a 1000Kg car travelling 100m in 5 seconds?
• A.

100,000 Kgms-1

• B.

20,000 Kgms-1

• C.

5000 Kgms-1

• D.

50 Kgms-1

• 8.
A 0.05Kg egg in a specially designed eggbox designed by 2 students last year in year 10 hits the floor at 2ms-1, it comes to rest in 0.1 second due to it being well padded.  What is the average force acing on the egg when it lands on the floor
• A.

10N

• B.

1N

• C.

20N

• D.

2N

• E.

0.1N

• F.

0.2N

• 9.
What is the significance of the area of a force/time graph
• A.

Distance moved

• B.

Total force

• C.

Change of momentum

• D.

Change of velocity

• E.

Acceleration

• 10.
Why does a car have crumple zones?
• A.

To reduce the speed as soon as possible

• B.

To slow down the passenger as soon as possible

• C.

To increase the time taken for a collision

• D.

To reduce the time taken for a collision

• E.

It looks good in films

• F.

Car manufacturers do this so you have to buy a new car if you wrap it around a lamp post.

• 11.
Are there any parts of Newton's 2nd Law, momentum and impulse that you would like to go over.  Can you formulate a question?

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