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Directions: Read the paragraph and look at the chart below. Use this
information to fill in the second column of the scientific inquiry chart,
7 through 9.
a
You wonder how air temperature will affect the air
inside a balloon. You know that when cold air is warmed, it
expands. You have seen hot air balloons in which the air
inside the balloon is heated to make the balloon, basket,
and pilot rise into the air. In science class, you learned that
cold air is denser than hot air.
You blow up a balloon and tie the end. First you place
the balloon in a refrigerator for a while. Then you place the
balloon in direct sunlight for a while.
YOUR SCIENTIFIC INQUIRY
STEPS IN SCIENTIFIC INQUIRY
State the problem or question. 7.
Use your own observations,
using your senses
8.
Research information. What
have others discovered about
the problem?
9.
Form an explanation, or a
best guess, that can be tested
by doing an experiment.
Chapter 1. Scientific Inquiry
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