Physical and Chemical Change Webquest
Physical and Chemical Change Webquest part 2
Instructions: Go to the following websites and answer the questions.
Website 1:
a. What is one difference between chemical and physical changes?
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Website 2:
b. Glass Breaking: _____________________
c. Hammering wood together to make a doll house _____________________
d. A rusting bicycle ______________________
e. Melting butter for popcorn _________________________
f. Separating sand from gravel _________________________
g. Spoiling food _____________________________________
h. Mixing lemonade powder with water _________________________
i. Mowing the lawn __________________________________________
j. Corroding (breaking down) metal _____________________________
k. Bleaching your hair ________________________________
l. Fireworks exploding ________________________________
m. Squeezing oranges to make orange juice ________________________
n. Frying an egg _________________________________-
o. Pouring milk into oatmeal _________________________
p. Burning leaves ___________________________________
q. Making saltwater to gargle with ___________________________
r. Cream being whipped ____________________________________
s. Burning toast _________________________________
t. Freezing chocolate covered bananas __________________________
u. Melting ice cream ____________________________
What was your score? __________________________
Website 3:
v. Why is stepping on a can considered a physical change? ____________________________________________________________________________________________________________________________________
w. Why is melting an ice cube considered a physical change? ____________________________________________________________________________________________________________________________________
x. What are three forces that can cause a physical change? __________________________________________________________________
__________________________________________________________________
Application: Use your knowledge about physical and chemical changes to identify at least one way in which each object can be changed physically and chemically.
|Object |Physical Change |Chemical Change |
| | | |
|Paper | | |
| | | |
| | | |
|Wood | | |
| | | |
| | | |
|Apple | | |
| | | |
| | | |
|Iron Chain | | |
| | | |
| | | |
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