First Test Of Year 9

Question 1

How many mm are in 1 cm?

Answer 1

10

Question 2

How many mm in 1m?

Answer 2

1000

Question 3

How many cm in 1m?

Answer 3

100

Question 4

How many cm squared in 1m squared

Answer 4

10000

Question 5

How many cm cubed in 1m cubed?

Answer 5

1000000

Question 6

What is the standard unit of length, area, and volume?

Answer 6

Metres, metre squared, metre cubed

Question 7

How do you find density?

Answer 7

Density = mass
———-
Volume

Question 8

What is the triangle for density, mass and volume?

Answer 8

M
——————
p x V

Question 9

What are the standard units for density?

Answer 9

Kg and m cubed, giving a standard unit for density being kg/m cubed

Sometimes it’s easier to use g and cm cubed, so an alternative unit is g/cm cubed

Question 10

What are some units for mass?

Answer 10

Mg, g, kg, tonnes

Question 11

What is the standard unit for force?

Answer 11

N

Question 12

What happens to objects with mass?

Answer 12

They are attracted to each other

Question 13

How do you increase the attraction between two objects?

Answer 13

The greater the mass and the closer they are together

Question 14

What is the gravitational force that pulls you down towards the centre of the earth?

Answer 14

Weight

Question 15

What is mass?

Answer 15

How much mass an object contains

Question 16

Does mass change?

Answer 16

No

Question 17

Does weight change?

Answer 17

Yes

Question 18

How do you find weight?

Answer 18

W=mg (weight = mass x gravitational field strength