Twig Egg Racers Module Review

Front

What happens to energy when a car drives through a muddy puddle?

Back

Some of the energy is transferred to the muddy water.

Front

How high will a ball bounce when dropped from twice the height?

Back

Almost twice as high as before.

Front

What can make a toy car move faster when using a balloon?

Back

Blowing up the balloon more.

Front

Which of the following have energy: the man, the sun, the car, the gasoline in the pump, and the cactus?

Back

All of them have energy.

Front

Why do engineers prefer to use virtual models for safety tests in cars?

Back

They can work out possible injuries on the driver and passengers.

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Front

What is potential energy?

Back

Potential energy is stored energy based on an object's position.

Front

What is the relationship between height and bounce?

Back

The higher the drop, the higher the bounce.

Front

What is the purpose of using virtual dummies in car safety tests?

Back

To test safety features without risking human lives.