liquid
how dose liquid turn into a gas?
evaporation
how dose solid turn into a liquid
it melts
hat gas is used in balloons to make them float?
helium
is it energy gain or energy loss when gas turns into a liquid
energy loss
What do we call tiny pieces of matter that we can't see with our eyes?
An Atom
how could liquid potentially form on windows
condensation
how dose the particle look like inside a solid.
its very packed
What gas do humans exhale when they breathe out?
carbon dioxide
When you rub your hands together and they feel warmer, what's happening to the energy?
What's the name of the substance that makes up most of the stuff around us, like tables, chairs, and toys?
Plastic
What is the name of the liquid form of water?
H2O
What's the toughest natural thing you can find on Earth?
Diamond
What gas is used in light bulbs to prevent the filament from burning out quickly?
Argon
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
Can you name a state of matter that flows and takes the shape of its container?
liquid
What happens to most substances when they are heated and become liquid?
Evaporation
What's the name for the temperature where a solid turns into a liquid?
Melting point
Clouds are just water vapor, so why do they move?
because wind can blow water droplets around
What do you call it when a ball bounces back after hitting the ground, gaining energy in the process?
kinetic energy
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.
What is the term for the process when a liquid changes into a gas?
Vaporisation
what's the softest mineral according to the hardness scale?
talc
what is the main component of natural gas?
methane
What do you call it when a ball bounces back after hitting the ground, gaining energy in the process?
kinetic energy
why is the colour in fire orange?
It comes from the burning of carbon