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?

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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? __________________________________________________________________

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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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