Speed And Moments

Question 1

What is the formula of speed

Answer 1

D ÷ by T

Question 2

What is speed measured in

Answer 2

M/s, Km/h, mph, etc.

Question 3

What is the turning effect of a force called

Answer 3

Moment

Question 4

What is the formula for moments

Answer 4

Moment= force x distance

Question 5

What are the units for moments of a force

Answer 5

Newton and Newton meters

Question 6

What is the centre of gravity

Answer 6

The point when all forces appear

Question 7

What is the formula of distance

Answer 7

D= S x T

Question 8

What Is the formula of time

Answer 8

T= D ÷ by S

Question 9

A boy travels from his home to the cinema, a distance of 10 km in one hour. Calculate the speed in KM/h

Answer 9

S= D km ÷ by T hour

= 10km ÷ by 1h

= 10km/h

Question 10

To find out how far something is moving, we need to know to think about it

Answer 10

How for the object has moved and how long it has taken (d ÷ t)

Question 11

A girl runs 180 M and half a minute (30s) work out the speed

Answer 11

S= T ÷ D

=180M ÷ 30s = 6m/s

Speed = 6m/s

Question 12

What are the units for distance?

Answer 12

millimeters, centimeters, meters, and kilometers.