Energy Transformation & Conservation

If you have a battery in a device, what is the first energy transformation that must happen?

• Chemical to light

• Chemical to electrical

• Electrical to chemical

• Electrical to light

A television works by transforming electrical energy into what other kinds of energy?

• Light, thermal, and sound

• Thermal, chemical, and solar

• Sound, mechanical, and electrical

• Light, chemical, and mechanical

Energy transformations occur when...

• energy is created through conduction
• energy changes from one form to another
• two forces slide together that are touching
• a chemical reaction takes place

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

These are examples of potential energy....

• A fire, drying clothes, cooking food

• A stretched rubber band & a rollercoaster at the top of a hill

• A moving car, running & throwing a ball

• A battery, digestion & burning fuel

Wind is what type of energy?

• thermal

• mechanical

• radiant

• electrical

Fusion of atoms is what type of energy?

• nuclear

• thermal

• sound

• electrical

What two things does potential energy depend on?

• Heat & energy of on object

• Speed & height of on object

• Mass & speed of on object

• Mass & height of on object

What two things does kinetic energy depend on?

• Heat & energy of on object

• Speed & height of on object

• Mass & speed of on object

• Mass & height of on object

What is energy?

• moving energy

• stored energy

• renewable energy

• The ability to do work.

The sun provides ____________ and ____________ energy that can be harnessed and used for solar power.

• chemical, sound

• sound, light

• mechanical, light

• light, thermal