Show:
States of matter
physical change and chemical
Atoms
properties of matter
Elements
100
particles can move freely and have no shape
What is a gas?
100
a change that can be used again
What is physical change?
100
Atom are composed of three different particals
What is protons, neutrons, and electrons
100
the measure of how light or heavy something is for its size
What is density?
100
Magnesium
What is Mg?
200
have a definite shape and a volume that does not change
What is a liquid?
200
a toy car that has rust
What is chemical change?
200
It is a positively charged subatomic partical found in the nucleus of an atom
what is proton?
200
the amount of matter contained in an object
What is mass?
200
Gold
What is Au?
300
100 degrees c and up
what is a boiling point
300
physical change can be caused by
What is motion, pressure, and temperature?
300
A negatively charged subatomic partical
what is electrons?
300
the force of gravity on an object's mass
What is weight?
300
Lead
What is Pb?
400
It makes its own energy
What is plasma?
400
frying an egg
What is chemical change?
400
A subatomic partical with no charge and a mass found in the nucleus of an atom
What is neutrons?
400
the amount of space an object takes up
What is volume?
400
Hydrogen
What is H?
500
the amount of matter in a substance. Measured with a balance in grames or kilograms
What is mass?
500
a melting ice cube
What is physical change?
500
Center of an atom that makes up most of the atom's mass
What is nucleus?
500
what are the three states of matter
What is solid, liquid, and gas?
500
Boron
What is B?