Particles and Matter
If an object is less dense than water, will it float or sink?
Float
When a liquid changes into a gas, it e_______s.
evaporates
Gravity pulls everything down to E____.
Earth
Simple m_____ help people do work.
machines
Heat energy makes things feel w____.
warm
Volume/Volute/Vallume is how much space something takes up.
Volume.
When something gains heat energy, does it get more or get less?
get more
Things with more mass have more/less weight?
more
A lever is made up of two pieces. A bar and a fultum/fulcrum/fulsum.
fulcrum
We measure heat with a thermometer/therdadeter.
thermometer
particles
When water reaches 100C, it will ____.
boil
When two things rub together, they make f____.
friction
Do you push down or up on a lever?
Down
The sun is one s____ of heat.
source
M___ is how many particles are in something.
Mass
Condensation means a ___ changes into a ____.
gas liquid
Does a smooth or rough surface have less friction?
smooth
A wheel works with an a____.
axle
Wood and oil are two types of f____.
fuel
What do we call how close or far particles are?
Density.
Another word for vapor is _____.
gas
Which has more gravity: the sun or the moon? Why?
The sun. Because it is bigger.
What do you call a machine that is a rope over a wheel?
Gloves are a good insulator, and metal is a good c____r.
conductor