Introduction to Speed and Energy

What does speed tell us?

• How heavy something is

• How fast something moves

• How hot something is

• How bright something is

Which formula is used to find speed?

• Speed = Time × Distance

• Speed = Distance ÷ Time

• Speed = Time ÷ Distance

• Speed = Distance + Time

Choose the unit that is commonly used to measure speed.

• meters (m)

• seconds (s)

• meters per second (m/s)

• kilograms (kg)

Energy is the ability to do work or cause change. Which sentence is true?

• Energy only exists when things stop

• Energy can be in forms like kinetic and potential

• Energy is measured in miles per hour

• Energy means the same as weight

A bike travels 10 meters in 2 seconds. Which choice shows its speed using the formula?

• 5 m/s

• 20 m/s

• 2 m/s

• 10 m/s

Which sentence best fits: 'Energy of a moving object'?

• A ball resting on a shelf

• A car parked in a garage

• A child running

• A book on a table

What is speed?

• The distance traveled over time

• The amount of energy used

• The size of an object

• The direction of motion

Which of the following units is used to measure speed?

• Joules

• Meters per second

• Kilograms

• Celsius

What kind of energy is stored in food?

• Mechanical energy

• Thermal energy

• Chemical energy

• Electrical energy

What happens to the speed of an object if you push it harder?

• It slows down

• It stays the same

• It speeds up

• It disappears