Forces

Question 1

On a distance vs. time graph, the steeper the slope __________

Answer 1

The faster the speed

Question 2

A box sliding down an inclined plane attains a velocity of 27 m/s in 3 seconds from rest. Find the acceleration.

Answer 2

9m/s2

Question 3

A car goes from 0 m/s to 60 m/s in a period of 5 seconds find its acceleration

Answer 3

12m/s2

Question 4

When an unbalanced force acts on an object, the force…

Answer 4

Changes the motion of the object

Question 5

What is the SI unit for speed

Answer 5

M/s

Question 6

A ball of clay is thrown at a wall at a velocity of 28.0 m/s. After it hits the wall, it takes 0.020 s to stop. What is the acceleration of the clay when it hits the wall?

Answer 6

-1400 m/s2

Question 7

A dog runs with an initial speed of 7.5 m/s on a waxed floor. It slides to a stop in 15 seconds. What is the acceleration?

Answer 7

-0.5 m/s2

Question 8

The rate at which velocity changes is called

Answer 8

Acceleration

Question 9

Scaler

Answer 9

Speed
Distance
Time

Question 10

Contact

Answer 10

Push
Pull
Friction

Question 11

Vector

Answer 11

Velocity
Displacement
Acceleration

Question 12

Non contact

Answer 12

Gravity
Magnetism
Electrostatic