Y8 TXBK RELATED QS

Which of the following is a measure of how fast something is moving?

• distance

• acceleration

• speed

• time

Name one country that prefers to describe speed in miles per hour instead of kilometres per hour.

(a)  

'v' from the Latin Velox is used as the symbol for speed. Which of the following speed triangles is correct?

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• 
• 
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In 2018 six officers of the Indian Navy arrived in Goa. How far had they travelled in metres? Enter a value only.

(a)  

David drives 150 km in 2 hours. Calculate his average speed in km/h.

(a)  

Fatima runs 200 m in 40 seconds. Calculate her average speed in m/s.

(a)  

Which term is used to describe the speed an object is moving at a specific moment in time (not average).

• Average speed

• Acceleration

• Velocity

• Instantaneous speed

Arrange the speeds in order from slowest to fastest.

• 2 m/s

• 250 m/s

• 30 km/h

• 15 m/s

• 120 km/h

The graph shows the slope of a distance time graph. What is another word for slope beginning with G? (see page 96)

(a)  

The diagram shows the graph on page 96 of the physics textbook. Which of the following statements is true?

• Object A moved fastest and object B moved furthest

• Object A moved furthest and fastest

• Object B moved furthest and fastest

• Object B moved fastest and object A moved furthest