Grade 5 - Module 3: Energy and change | Baamboozle - Baamboozle

Which skater has the most potential energy and why?

The dog (B) because they are the highest above the ground.

Explain the energy that the ball has in picture 1, and what will happen to that energy if the person lets go (picture 2).

The ball has potential energy, if the person lets go, the potential energy will become kinetic energy as the ball falls.

Explain how these heavy stone blocks were moved by the people who built the pyramids.

They used a system of logs to roll the blocks along the ground.

The axle of a car is turned by the motor of the car. The axle turns the wheels so that the car can move. What type of axle is this?

Turning axle

Does a skateboard have a fixed axle or a turning axle?

Fixed axle, it does not turn with the wheels.

Give 2 examples of where wheels and axles have made life easier for people

Any appropriate example.

Why are brakes important in vehicles?

For safety. It is important to be able to slow down and stop.

What is the definition of a system?

A group of parts that work together to do a specific job.

What are the two types of axles?

Fixed axle and turning axle

What is potential energy?

Energy that is stored.

What is the name of the force that keeps objects on the ground on Earth and the planets in orbit around the sun?

Gravity

Give an example of where we use elastics in everyday life.

Any appropriate example.

Give an example of where we use springs in every day life

Any appropriate example, e.g. Shocks in vehicle suspension, clicker pens, keyboards, toasters, door handles, matrasses.

What does it mean to compress something?

To push down with force.

What type of potential energy does a wrecking ball use?

Gravitational

What is it called when we stretch a spring? Expand or Compress

Expand