Rania Emad discover grade 3

we can protect our skin against harmful sunrays by ............

• using sunscreen

• wearing suitable clothes

• a and b

the top layer of skin is about ........... as thick as a sheet of paper

• quarter

• half

• third

your skeleton is made up of ...............

• muscles

• bones

• skin

your skull bones protect your ..........

• brain

• lungs

• heart

bones and muscles work together to keep you ..................

• safe

• move

• a and b

who am I ?

Give the car energy

who am I ?

system digest food

who am I ?

in mouth they cut food

the heart expands when pushing blood

• true

• false

the heart lies between two lungs

• true

• false