What is an object made from?
Wood
Look at the picture. What is an object made from?
Glass
It is an object. It is made from plastic. it used to bring groceries
Plastic bag
It is an object. it is made from rubber. it used for swimming.
swimming tube
why do metal railway tracks have gaps?
to prevent the tracks from bending out of shape when the metal becomes too hot/ prevents accidents caused by derailed trains.
Why do the bricks have gaps between them?
prevent the bricks from being pushed out of place and cracking.
How to return the ping-pong ball to its original form?
Place the ping-pong ball in hot water
What is the name of state particle above?
Gas Particle
Why do living things need air?
Stay alive and make food
What is wind?
Wind is moving air
Why do the charcoal need air?
for burning
What will happen if the place get more sunlight? (air)
The air/ temperature is warmer
What is the name of thing to measure mass?
lever balance
What is the name this balance?
Dachin balance
