energy that can make things change
heat
how warm or cold something is
temperature
to find the size or amount of something
measure
a tool that measures temperature
thermometer
a kind of energy which you cannot see anything without it
light
bounce off
reflect
a pattern of stars
constellation
the different shapes of the Moon
moon phases
a kind of that can be loud or soft
sound
move back and forth quickly
vibrate
how high or how low a sound is
pitch
a push or a pull
force
a force that pulls between things and Earth
gravity
a force caused by the rubbing of one
friction
anything that can change the direction and size of forces
simple machine
a simple machine used to change the force needed to lift things
lever
