STATES OF MATTER
Which state of matter has particles that are tightly packed and only vibrate in place?
Solid
Which property tells how much matter is in an object?
Mass
Ripping a piece of paper
Physical Change
Is air considered matter?
Yes
Which state of matter has a definite volume but no definite shape?
Liquid
What two tools are best used to measure mass in science?
Double pan balance and digital scale
Is burning wood a physical or chemical change?
Chemical change
How can you prove air is matter even though you cannot see it?
It takes up space and has mass (example: blowing up a balloon).
Why does a gas spread out to fill its container?
Gas particles are far apart and move freely in all directions.
Would your weight change on the Moon? Would your mass change?
Weight would change, mass would stay the same.
Is melting ice a physical or chemical change?
Physical change
Why did the cups fall down even though we didn't see anything when we used the canon?
Air was pushed towards the cups and knocked them over.
What is the process of going from a liquid to a gas?
Vaporization
What is the difference between mass and weight?
Mass is the amount of matter in an object. Weight is how heavy something is because of gravity.
What is the difference between a physical and chemical change?
A physical change does not create anything new, a chemical change does.
If you keep cutting paper into smaller and smaller pieces, is it still matter? Why?
Yes. It is still made of tiny particles of matter even when it is very small.