Slide 1

Slide 2

Unit 7: Energy. Bell Ringer: You are on a roller coaster 92 meters above the ground traveling at 14 m/s. You weigh 400 N (or approximately 40.8 kg). What is your mechanical energy? Show your work and include your units!

Slide 3

1. Where would you find the most potential energy on a roller coaster? 2. Where would you find the most kinetic energy on a roller coaster? 3. What type of energy transformation is taking place when a roller coaster goes down a hill? __________ __________ Unit 7: Energy. Energy Types and Transformations. REVIEW

Slide 4

Mechanical Electromagnetic Electrical Chemical Thermal Nuclear Unit 7: Energy. Energy Types and Transformations. Types of Energy

Slide 5

Unit 7: Energy. Energy Types and Transformations.

Slide 6

Energy transmitted through the compression of matter Mechanical energy because it is in moving waves Examples: Hearing music from a radio, thunder Unit 7: Energy. Energy Types and Transformations. Mechanical Energy Sound

Slide 7

The heat energy of an object determines how active its atoms and molecules are. A hot object is one whose atoms and molecules are excited and show rapid movement. A cooler object's molecules and atoms will show less movement. Unit 7: Energy. Energy Types and Transformations. Thermal Energy (Heat)

Slide 8

Energy that is available for release from chemical reactions. The chemical bonds in a match stick store energy that is transformed into thermal energy (fire) when the match is struck. Unit 7: Energy. Energy Types and Transformations. Chemical Energy

Slide 9

Unit 7: Energy. Energy Types and Transformations. Chemical Energy

Slide 10

Involves all energy found within electromagnetic spectrum. These types of energy travel in waves. These waves have electrical properties and magnetic properties. Unit 7: Energy. Energy Types and Transformations. Radiant Energy (Light / Electromagnet)

Slide 11

Electromagnetic Spectrum Unit 7: Energy. Energy Types and Transformations. Radiant Energy (Light / Electromagnet)

Slide 12

Energy caused by the movement of electrons. Easily transported through power lines and converted into other forms of energy. Most common energy type throughout U.S. households. Unit 7: Energy. Energy Types and Transformations. Electrical Energy

Slide 13

A type of potential energy stored in the nucleus of an atom and released as nuclear reactions. These reactions releases tremendous amounts of energy. Unit 7: Energy. Energy Types and Transformations. Nuclear Energy Types of Nuclear Energy: Nuclear fission reaction: nucleus splits Nuclear fusion reaction: nuclei fuse or join together

Slide 14

What type of energy cooks food in a microwave oven? What type of energy is the spinning plate inside of a microwave oven? RADIANT ENERGY MECHANICAL ENERGY Unit 7: Energy. Energy Types and Transformations. Review

Slide 15

Electrical energy is transported to your house through power lines. When you plug an electric fan to a power outlet, electrical energy is transform into what type of energy? Unit 7: Energy. Energy Types and Transformations. Review MECHANICAL ENERGY

Slide 16

What energy transformation occurs when an electric lamp is turned on? Unit 7: Energy. Energy Types and Transformations. Review and Transformations ELECTRICAL ENERGY RADIANT ENERGY

Slide 17

What types of energy are shown below? Unit 7: Energy. Energy Types and Transformations. Review and Transformations MECHANICAL ENERGY & THERMAL ENERGY (Dont forget friction!)

Slide 18

Unit 7: Energy. Energy Types and Transformations. Review and Transformations What types of energy are shown below? CHEMICAL ENERGY

Slide 19

Unit 7: Energy. Energy Types and Transformations. Review and Transformations What types of energy are shown below? ELECTRICAL ENERGY MECHANICAL ENERGY RADIANT ENERGY

Slide 20

Unit 7: Energy. Energy Types and Transformations. Review and Transformations What types of energy are shown below? CHEMICAL ENERGY

Slide 21

Unit 7: Energy. Energy Types and Transformations. Review and Transformations What types of energy are shown below? THERMAL ENERGY

Slide 22

Unit 7: Energy. Energy Types and Transformations. Review and Transformations What types of energy are shown below? CHEMICAL ENERGY THERMAL ENERGY

Slide 23

Unit 7: Energy. Energy Types and Transformations. Review and Transformations What types of energy are shown below? CHEMICAL ENERGY RADIANT / ELECTROMAGNETIC ENERGY

Slide 24

Draw a flow map showing the flow of energy transformations in a car from starting vehicle to driving. You should have 5 different types of energy. Unit 7: Energy. Energy Types and Transformations. Review and Transformations

Slide 25

Chemical Electrical Sound (mechanical) Light (Radiant/ Electromagnetic) Thermal Mechanical Unit 7: Energy. Energy Types and Transformations.