Motion

Front

Wind moves a toy sailboat in a straight path. What changes?

Back

the boat’s position

Front

Reference point for a runner's position change in a race?

Back

the starting line

Front

Motion is measured as _____

Back

rate.

Front

Object's distance from another is changing:

Back

in motion.

Front

Reference point can also be described as:

Back

A starting point

Front

Change in position from a starting point

Back

displacement

Front

David walks 3 km north, then 4 km east. Distance?

Back

7 km

Front

Instrument for direction: _________________

Back

compass

Front

Steps used by scientists to solve problems.

Back

scientific method

Front

Testable explanation for an untested problem.

Back

hypothesis