Galileo and Pendulums p 7-13

Name

1. A mass on the end of an arm that can pivot back and forth is a _____________________________

• weight
• pendulum
• clock

2. The name for the mass on a pendulum is a bob.

• True
• False

3. We were careful to describe how to count as we experimented. Every swing we counted was a period or cycle. Describe what a period or cycle was for our experiments.

• over and back
• up and down
• just over
• just back

5. Where did Galileo first observe a pendulum

• pulse
• cathedral
• length
• variable
• independent variable

6. What did Galileo use to time the pendulum?

• pulse
• cathedral
• length
• variable
• independent variable

7. What variable in our experiments changed the number of swings?

• pulse
• cathedral
• length
• variable
• independent variable

8. What is anything in an experiment that might effect the outcome?

• pulse
• cathedral
• length
• variable
• independent variable

9. What do we call the variable we change in an experiment?

• length
• cathedral
• variable
• independent variable

10. What do we call the variable we keep the same in an experiment?

• controlled variable
• the arm
• gravity
• dependent variable