Grade 7 Science Assessment

Which of the following instruments is best used for measuring the time of moving object?

• Stopwatch

• Wrist watch

• Alarm clock

• Digital clock

Jay wants to measure the speed of his motorcycle. What instrument will he use?

• Ammeter

• Barometer

• Speedometer

• Voltmeter

Which of the following is an example of velocity?

• 30 s

• 30 m/s

• 30 m, East

• 30 m/s, East

Which of the following is NOT a unit of speed?

• KPH

• Miles/Hour

• Meter/Second

• Meter/Second/Second

Which of the following is defined as speed with direction?

• Velocity

• Distance

• Displacement

• Acceleration

Which of the following describes the distance covered by an object?

• 5 s

• 8 m

• 10 m/s

• 12 m, North

Which refers to the length of the entire path travelled by an object?

• Displacement

• Distance

• Motion

• Time

Which refers to the shortest distance between to object's two positions?

• Displacement

• Distance

• Motion

• Time

What is the position of the car with the house as its reference point?

• - 10 m

• 0 m

• 40 m

• 50 m

What is the position of the ball with the house as its reference point?

• 0 m

• 10 m

• 20 m

• 40 m