IPC MOTION REVIEW

Front

What term describes the motion of a ball when Tim and Carla play catch?

Back

Speed

Front

What is the relationship between total momentum before and after a collision?

Back

The total momentum before a collision is equal to the total momentum after a collision.

Front

Which line segment shows that your speed is zero?

Back

Line segment C.

Front

How can time be measured?

Back

Time can be measured in seconds, minutes, hours, etc.

Front

What is the formula for speed?

Back

Speed = Distance ÷ Time.

Front

Calculate the speed of a runner who runs 400 meters in 40 seconds.

Back

10 meters/second.

Front

Define momentum in physics.

Back

Momentum is the product of an object's mass and its velocity.

Front

What is the unit of speed in the metric system?

Back

Meters per second (m/s).

Front

What does it mean if an object has a constant speed?

Back

It means the object covers equal distances in equal intervals of time.

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity (magnitude only), while velocity is a vector quantity (magnitude and direction).