States of Matter
What are the three states of matter?
Solid, Liquid, and Gas
Burning wood is an example of what?
A chemical change
I have 10 grams of water and 5 grams of salt, how much salt water would I have if I mixed them together?
15 grams
Which body system controls the body?
What is all matter made of?
Molecules(atoms)
Melting butter is an example of what?
Physical Change
My ice cream weighs 14 ounces. It all melts, how much does it weigh now?
14 ounces
Name one example of a unicellular organisim.
Bacteria, protozoa, alge
What determines which state of matter something will be in?
How fast the molecules are moving.
What kind of change will create a new substance?
Chemical Change
I put 500 grams of ice cubes in a glass, the ice melts. How much does my class of water weigh now?
500 grams
Which body system delivers nutrients to the body cells?
Circulatory System
What is the fourth state of matter?
Plasma
Physical Change
I have 50 ounces of water. About half of it evaporates, how much does my water weigh now?
25 ounces
Who is the father of genetics?
Gregor Mendal
What atoms make up gold?
Au
Mixing kool-aid is a what?
Physical changes
My car weighs 2000 pounds. All 4 tires weigh a combine 400 pounds. If one tire falls off, how much does my car weigh now?
1900 pounds
Both need nutrients