Topic 4 Lesson 1 (Reference Point and forces)

Front

What does 'evidence' mean in a scientific context?

Back

All scientific data that supports a claim.

Front

Is Bladen moving relative to the caravan he is in?

Back

No.

Front

What term describes the distance and direction from a reference point?

Back

Position.

Front

Can Stella be considered moving if the reference point is Jake, who is also on the bus?

Back

No, not if the reference point is Jake.

Front

What is the term for the act of blocking a shot in soccer?

Back

Motion.

Front

What is a reference point?

Back

A fixed point used to determine the position of an object.

Front

Define motion in physics.

Back

The change in position of an object over time.

Front

What is displacement?

Back

The shortest distance from the initial to the final position of an object.

Front

What is acceleration?

Back

The rate of change of velocity of an object.

Front

What is speed?

Back

The distance traveled per unit of time.