Question 1

What is another name for Newton's 1st law?

Accepted Answer

Law of Inertia

Answer

Law of mass

Answer

Law of speed

Answer

Law of force

Question 2

A fireman turns on his hose & is knocked backwards

Accepted Answer

Newton's 3rd Law

Answer

Newton's 1st Law

Answer

Newton's 2nd Law

Question 3

It takes less force to move a DVD than a DVD player

Accepted Answer

Newton's 2nd Law

Answer

Newton's 3rd Law

Answer

Newton's 1st Law

Question 4

You have to push a heavy ball harder to get it to move as fast as a small one

Accepted Answer

Newton's 2nd Law

Answer

Newton's 3rd Law

Answer

Newton's 1st Law

Question 5

A soccer ball will not move until a player kicks it

Accepted Answer

Newton's 1st Law

Answer

Newton's 3rd Law

Answer

Newton's 2nd Law

Question 6

more force = more acceleration

Accepted Answer

Newton's 2nd Law

Answer

Newton's 3rd Law

Answer

Newton's 1st Law

Question 7

If air is let out of a balloon quickly, air pushes down & balloon goes up

Accepted Answer

Newton's 3rd Law

Answer

Newton's 2nd Law

Answer

Newton's 1st Law

Question 8

It takes less force to push a bike than a motorcycle

Accepted Answer

Newton's 2nd Law

Answer

Newton's 1st Law

Answer

Newton's 3rd Law

Question 9

an object in motion stays in motion unless acted on by an outside force

Accepted Answer

Newton's 1st Law

Answer

Newton's 2nd Law

Answer

Newton's 3rd Law

Question 10

for every action there is an = and opposite reaction

Accepted Answer

Newton's 3rd Law

Answer

Newton's 1st Law

Answer

Newton's 2nd Law

Question 11

A bowling ball hits the pins sending the pins flying for a STRIKE!

Accepted Answer

Newton's 1st Law

Answer

Newton's 2nd Law

Answer

Newton's 3rd

Question 12

an object at rest stays at rest unless acted on by an outside force

Accepted Answer

Newton's 1st Law

Answer

Newton's 3rd Law

Answer

Newton's 2nd Law

Question 13

Feet push down on the floor & the floor pushes up at feet as you walk

Accepted Answer

Newton's 3rd Law

Answer

Newton's 1st Law

Answer

Newton's 2nd Law

Question 14

12 lb bowling ball goes faster down the lane than a 15 lb bowling ball

Accepted Answer

Newton's 2nd Law

Answer

Newton's 1st Law

Answer

Newton's 3rd Law

Question 15

seatbelt stops you from hitting the windshield if you hit the brakes quickly

Accepted Answer

Newton's 1st Law

Answer

Newton's 3rd Law

Answer

Newton's 2nd Law

Question 16

Someone crashes their bike into a rock & is thrown over it to the ground

Accepted Answer

Newton's 1st Law

Answer

Newton's 3rd Law

Answer

Newton's 2nd Law

Question 17

A car travels 300 km in 6 hours.  Find it's speed.

Accepted Answer

50 km/hr

Answer

1,800 km/hr

Answer

.02 km/hr

Answer

306 km/hr

Question 18

What is the speed of a jet plane that flies 7200 km in 9 hours (in km/hr)?

Accepted Answer

800 km/hr

Answer

.00125 km/hr

Answer

64,800 km/hr

Answer

7209 km/hr

Question 19

What is the speed of a walker who walks 500 m in 400 seconds?

Accepted Answer

1.25 m/s

Answer

200,000 m/s

Answer

900 m/s

Answer

.8 m/s

Question 20

Calculate acceleration of a turtle going from 0.3 m/s to 0.7 m/s in 30 seconds.

Accepted Answer

.01 m/s ^2

Answer

-.01 m/s ^2

Answer

.23 m/s^2

Answer

.07 m/s ^2

Question 21

A runner covers the last straight stretch of a race in 4 s. During that time, he speeds up from 5 m/s to 9 m/s.
What is the runner’s acceleration in this part of the race?

Accepted Answer

1 m/s ^2

Answer

11.25 km/s^2

Answer

11.25 m/s ^2

Answer

1 km/s ^2

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