My matter Vibrates and is packed together tightly. What am I?
100
What is a mixture?
What is a combination of 2 or more substances?
100
Physical
Cutting up a cake into six pieces is a chemical or physical change?
100
B) Condensation
Rain is an example of
A) melting
B) Condensation
C) Freezing
D) Evaporation
200
Density
What determines if a solid object will sink or float in a liquid?
200
A change that produces new matter with different properties from the original matter?
What is a chemical change?
200
chemical
Rusted penny physical or chemical
300
very far apart
Describe how the atoms in a gas are arranged?
300
Condensation
What do you call the process that changes water vapor into liquid water?
400
Chemical
If you bite an apple and then leave it on the table for 20 minutes the apple will start turning dark. This is called oxidation. Is the oxidation of the apple a chemical or physical change?
500
change in size shape position or size
What are the three indicators that a physical change has occured?