Energi dalam Roller Coaster

What forms of energy do people on a roller coaster have?

• Kinetic energy and potential energy

• Electrical energy and thermal energy

• Chemical energy and light energy

• Sound energy and magnetic energy

What is light energy?

• Energy that allows us to see objects around us

• Energy that makes us feel warm

• Energy that comes from food

• Energy that makes us move

Why do we need light?

• To hear sounds

• To see objects around us

• To feel heat

• To smell odors

What is meant by thermal energy?

• Energy that makes objects cold

• Energy that makes objects warm or hot

• Energy that we can hear

• Energy used for movement

What is meant by sound energy?

• Energy that we can see

• Energy that makes objects hot

• Energy that we can hear

• Energy used for cooking

What is sound energy used for?

• To dry clothes

• To cook food

• For speaking and siren systems

• To turn on lights

What is one of the most useful forms of energy?

• Thermal energy

• Electrical energy

• Kinetic energy

• Chemical energy

Electrical energy can be converted into what forms of energy?

• Light, heat, and sound

• Water, wind, and soil

• Magnetism, gravity, and electricity

• Chemical, mechanical, and nuclear

What is electrical energy used for at night in the city?

• Heating water

• Lighting up the city lights

• Driving vehicles

• Storing food

What is kinetic energy?

• Energy possessed by a moving object

• Energy possessed by a stationary object

• Energy derived from food

• Energy derived from the sun