1ST MID TERM REVISION_GRADE 4 | Baamboozle - Baamboozle

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How long does the Earth complete 1 turm on its axis

24 hours

48 hours

365 days

What is the thickest layer?

core

mantle

crust

Where do earthquake start?

in the epicentre

in the focus

in the crust

Once magma erupts on the surface, this magma is called_____________

lava

Volcanoes form where there are _______________ in the Earth’s crust.

movement

breaks

crust

How many layers does the Earth have?

4

What energy from the focus transfer into?

waves

heat

sound

Volcano ejects material from the _______________

crust

baby volcano

crater

Light travels in ___________ lines.

straight

What is the centre of solar system?

the Moon

the Sun

the Earth

How long does the Earth orbit around the Sun?

365 and 1/4 days

How can polar bears live in cold area?

They have thick fur.

They have long neck.

They have long trunk.

Is firework a light source?

Yes

Which is the thinnest layer of the Earth?

crust

Light bouncing off the objects is called ____________

reflected ray

arriving ray

How many planets are there in the solar system?

7

8

9

What is the closet plant to the Sun?

Mercury

The Earth spins ___________

anti clockwise

clockwise

Which one is a poor light reflector?

wood

mirror

metal spoon

What is the Moon made of?

rock