Motivation:
Do this on your own. Put a pencil on the table. Then, what strategy you can
wse to make the pencil move without holding and answer the questions below.
Questions: How did you make the pencil? What term may be used to refer to what you had
applied to the pencil to make it move?
Answers & Comments
Questions: How did you make the pencil? What term may be used to refer to what you had applied to the pencil to make it move?
» I applied a force by blowing away the pencil using my mouth.