Science 7

Science 7

by LEI DE GUZMAN

SPEED AND VELOCITY

•THE MOTION OF OBJECTS CAN BE OBSERVED AND MEASURED.

•MOTION IS A CHANGE IN POSITION OF AN OBJECT WITH RESPECT TO A REFERENCE POINT.

•IT MAY BE DESCRIBED IN TERMS OF SPEED, VELOCITY AND ACCELERATION.​

Identify the following statements speed or velocity if the situation indicates concept of speed and velocity, respectively.

Multiple Choice

A toy car runs 5 meters in 20 seconds.

• SPEED 

• VELOCITY

Multiple Choice

A bus moving along a straight highway to North direction covers 120 km in 2 hours.

• SPEED 

• VELOCITY

Multiple Choice

The train travelled at 22.89 m/s in a straight railway Southbound.

• SPEED 

• VELOCITY

Multiple Choice

The basketball player runs 3m/s in the court.

• SPEED 

• VELOCITY

Multiple Choice

The swimmer swims 9 meters in 10 seconds

• SPEED 

• VELOCITY