Density and Speed (Edexcel GCSE Maths): Quizzes

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Density and Speed
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12 questions from this quiz

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What does density describe?

How much mass is packed into a volume

What is the formula for calculating density?

Density=MassVolume\text{Density} = \frac{\text{Mass}}{\text{Volume}}

Which units are commonly used for density?

kg/m³ and g/cm³

What is the formula for calculating mass?

Mass=Density×Volume\text{Mass} = \text{Density} \times \text{Volume}

A chocolate bar has density 1.3 g/cm³ and volume 1800 cm³. What is its mass in grams?

2340 g

What is the memory device for remembering the density triangle arrangement?

DiMoV (The Russian Agent)

What does speed measure?

How quickly something moves

What is the formula for calculating speed?

Speed=DistanceTime\text{Speed} = \frac{\text{Distance}}{\text{Time}}

Which units are commonly used for speed?

km/h and m/s

What is the formula for calculating time?

Time=DistanceSpeed\text{Time} = \frac{\text{Distance}}{\text{Speed}}

A car travels 9 miles at 36 mph. How long does the journey take in minutes?

15 minutes

How do you use a formula triangle to find an unknown quantity?

Cover it up; remaining letters show calculation

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