Bottle Roll

SCIENCE CONCEPT:
Newton's First Law of Motion: objects at rest remain at rest and objects in motion remain in motion unless acted upon by an outside force.
STUDENT OBJECTIVE:
The student will discover that friction is an outside force that acts upon motion to make things slow down.
OVERVIEW:
e student will use a jar and paper clip to discover that friction acts upon motion to slow it down.
PREPARATION TIME:
5 minutes.
LESSON TIME:
10 minutes.
TEACHER PREP:
Gather materials

WORDS TO KNOW:

  • friction
  • roll
  • slow down
  • stop

TEACHER TEXT:


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Last modified: Tue Mar 24 17:42:38 PST 1998

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