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Questions and Answers
What is the SI unit of speed?
What is the SI unit of speed?
- Kilometers per hour (km/h)
- Meters per second (m/s) (correct)
- Kilograms
- Miles per hour (mph)
What is the formula for calculating average speed?
What is the formula for calculating average speed?
- $\frac{\text{time}}{\text{distance}}$
- $\text{distance} \times \text{time}$
- $\frac{\text{distance}}{\text{time}}$ (correct)
- $\frac{\text{time}}{\text{speed}}$
What does the slope of a distance-time graph represent?
What does the slope of a distance-time graph represent?
- Acceleration
- Distance
- Speed (correct)
- Time
What is the atomic number of an element?
What is the atomic number of an element?
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What determines the chemical properties of an element?
What determines the chemical properties of an element?
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What is the significance of isotopes of an element?
What is the significance of isotopes of an element?
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