liquid
solid
gas
energy loss and gain
other
100

how dose liquid turn into a gas?

evaporation

100

how dose solid turn into a liquid

it melts

100

hat gas is used in balloons to make them float?

helium

100

is it energy gain or energy loss when gas turns into a liquid

energy loss

100

What do we call tiny pieces of matter that we can't see with our eyes?

An Atom

200

how could liquid potentially form on windows 

condensation

200

how dose the particle look like inside a solid.

its very packed

200

What gas do humans exhale when they breathe out?

carbon dioxide

200

When you rub your hands together and they feel warmer, what's happening to the energy?

kinetic energy forms and its heat
200

What's the name of the substance that makes up most of the stuff around us, like tables, chairs, and toys?

Plastic

300

What is the name of the liquid form of water?

H2O

300

What's the toughest natural thing you can find on Earth?

Diamond

300

What gas is used in light bulbs to prevent the filament from burning out quickly?

Argon

300

When you turn on a flashlight and the batteries power the light, what kind of energy is being used? if you don't get this right the answer will be pretty obvious

electrical energy

300

Can you name a state of matter that flows and takes the shape of its container?

liquid

400

What happens to most substances when they are heated and become liquid?

Evaporation

400

What's the name for the temperature where a solid turns into a liquid?

Melting point

400

Clouds are just water vapor, so why do they move?

 because wind can blow water droplets around

400

What do you call it when a ball bounces back after hitting the ground, gaining energy in the process?

kinetic energy

400

can you explain what happens when a liquid turns into a gas?

the particles absorb heat energy and begin to vibrate faster, increasing the separation between them.

500

What is the term for the process when a liquid changes into a gas?

Vaporisation

500

what's the softest mineral according to the hardness scale?

talc

500

what is the main component of natural gas?

methane

500

What do you call it when a ball bounces back after hitting the ground, gaining energy in the process?

kinetic energy

500

why is the colour in fire orange?

 It comes from the burning of carbon

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