speed

Front

What is speed?

Back

Speed is a measure of the distance covered by an object in a certain time.

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time

Front

What unit is commonly used to measure speed?

Back

Kilometers per hour (km/h) or meters per second (m/s).

Front

What is acceleration?

Back

Acceleration is the rate at which an object changes its speed.

Front

What instrument is used to measure speed?

Back

A speedometer.

Front

What does a light gate do?

Back

A light gate is a speed testing instrument that measures the time it takes for an object to pass through.

Front

If a car travels 100 km in 2 hours, what is its speed?

Back

Speed = 100 km / 2 hours = 50 km/h.

Front

What does it mean to accelerate?

Back

To accelerate means to increase speed.

Front

What is the relationship between distance, speed, and time?

Back

Distance = Speed x Time.

Front

What happens to speed when an object moves downhill?

Back

The speed of the object typically increases.