Topic 5 Distance displacement speed and velocity

Question 1

What is distance

Answer 1

How far an object has moved

Question 2

What quantities distance

Answer 2

Scaler as it doesn’t involve direction

Question 3

What Quantity is displacement

Answer 3

Vector quantity

Question 4

What does displacement measure

Answer 4

The distance and direction in a straight line from an object starting point to the finish point

Question 5

What is speed

Answer 5

Scaler

Question 6

What is velocity

Answer 6

Vector

Question 7

What does speed measure

Answer 7

How fast you’re going with no regard for direction

Question 8

What does velocity measure

Answer 8

Speed in a given direction

Question 9

Why can you have an object travelling at a constant speed with a change in velocity

Answer 9

Object is changing direction while staying at the same speed

Question 10

What do objects moving in a circle At a constant speed have

Answer 10

Are constantly changing velocity of the direction is always changing so they are accelerating

Question 11

Speed of a person walking

Answer 11

1.5 m/s

Question 12

Speed of a person running

Answer 12

3 m/s

Question 13

Speed of a person cycling

Answer 13

6 m/s

Question 14

Speed of a car

Answer 14

25 m/s

Question 15

Speed of a train

Answer 15

30 m/s

Question 16

Speed of a plane

Answer 16

250 m/s

Question 17

What affect the speed at which a person can walk run and cycle

Answer 17

The fitness , age , the distance travelled and the terrain

Question 18

What does the speed of sound depend on

Answer 18

What are sound waves travel through and the speed of the wind

Question 19

Speed of sound in air

Answer 19

330 m/s

Question 20

What is windspeed affected by

Answer 20

Temperature
atmospheric pressures
and any large buildings or structures nearby