how to find out and test physical and chemical changes free science videos for kids
Post on 13-Jan-2016
224 Views
Preview:
TRANSCRIPT
How to Find outAndTest
Physical and
Chemical Changes
www.makemegenius.com Free Science Videos for Kids
For Free
Science Videos for Kids
www.makemegenius.com Free
Science Videos for Kids
www.makemegenius.com Free Science Videos for
Kids
PHYSICAL CHANGE
www.makemegenius.com Free Science Videos for Kids
Physical Change
•Substance may seem different, but the way the atoms link up is the same.
www.makemegenius.com Free Science Videos for Kids
It’s a physical change if
•It changes shape or size•It dissolves.
www.makemegenius.com Free Science Videos for Kids
•It changes phase (freezes, boils, evaporates, condenses)
It’s a physical change if...
www.makemegenius.com Free Science Videos for Kids
CHEMICAL CHANGE
www.makemegenius.com Free Science Videos for Kids
•Changes the way the molecules link up
•Makes new substances
Chemical Change
www.makemegenius.com Free Science Videos for Kids
It’s a chemical change if….
•It burns
• Temperature changes without heating/cooling
www.makemegenius.com Free Science Videos for Kids
It’s a chemical change if...
•It bubbles (makes a gas)
www.makemegenius.com Free Science Videos for Kids
It’s a chemical change if...
•It changes color
•It forms a precipitate
www.makemegenius.com Free Science Videos for Kids
TEST
www.makemegenius.com Free Science Videos for Kids
What kind of change is it if someone...
•Tears up paper?•Physical change•Mixes salt and water?•Physical change
www.makemegenius.com Free Science Videos for Kids
What kind of change is it if someone...
•Burns paper?•Chemical change•Evaporates salt water?•Physical change
www.makemegenius.com Free Science Videos for Kids
What kind of change is it if someone...
•Mixes vinegar and baking soda?
•Chemical change
www.makemegenius.com Free Science Videos for Kids
Quiz
Number your paper (1-10)
www.makemegenius.com Free Science Videos for Kids
1. A. Physical Change B. Chemical Change
Rusting nails
www.makemegenius.com Free Science Videos for Kids
2. A. Physical Change B. Chemical Change
Effervescent tablet
www.makemegenius.com Free Science Videos for Kids
3. A. Physical Change B. Chemical Change
Cut paper
www.makemegenius.com Free Science Videos for Kids
4. A. Physical Change B. Chemical Change
Vinegar and Baking soda
www.makemegenius.com Free Science Videos for Kids
5. A. Physical Change B. Chemical Change
Salt and water
www.makemegenius.com Free Science Videos for Kids
6. A. Physical Change B. Chemical Change
Broken glass
www.makemegenius.com Free Science Videos for Kids
7. A. Physical Change B. Chemical Change
Burning wood
www.makemegenius.com Free Science Videos for Kids
8. A. Physical Change B. Chemical Change
Ice melting
www.makemegenius.com Free Science Videos for Kids
9. A. Physical Change B. Chemical Change
Removing iron filings from a mixturewww.makemegenius.com Free Science Videos for Kids
10. A. Physical ChangeB. Chemical Change
Boiling waterwww.makemegenius.com Free Science Videos for Kids
Check your paper and place in notebook 1. B - Chemical
2. B - Chemical
3. A - Physical
4. B - Chemical
5. A - Physical
6. A - Physical
7. B - Chemical
8. A - Physical
9. A - Physical
10. A - Physicalwww.makemegenius.com Free Science Videos for Kids
top related