JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy...

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Energy JC Physics A. Roche 2010

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Transcript of JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy...

Page 1: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

Energy

JC Physics

A. Roche 2010

Page 2: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

What is Energy?

Energy is the ability to do work or move something.

Energy is measured in Joules (J).

Page 3: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

1. Kinetic – Moving2. Chemical – Fuel, Food & Batteries3. Electrical4. Potential – Gravitational or stored in shape5. Light6. Heat7. Sound8. Nuclear9. Magnetic

Energy can exist in many forms. What are the different forms of energy?

Page 4: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

What is The Law of Conservation of Energy?

The Law of Conservation of Energy states that: Energy cannot be created or destroyed but can be converted from one form to another.

Page 5: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

Energy Conversions

• Kinetic • Chemical• Electrical• Potential• Light• Heat• Sound• Nuclear• Magnetic

Page 6: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

ExperimentTo convert Light energy to Electrical energy to Kinetic energy

Page 7: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

ExperimentTo convert Chemical energy to Electrical energy to Heat energy

Page 8: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

ExperimentTo convert Electrical energy to Magnetic energy to Kinetic energy

Page 9: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

Renewable and Non-renewable Energy Sources?

Renewable Energy Sources wont run out.

Non-renewable Energy Sources will eventually run out.

Page 10: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

RENEWABLE ENERGY SOURCES

NON-RENEWABLE ENERGY SOURCES

Solar Crude Oil

Wind Natural Gas

Hydro Peat

Biomass Nuclear

Page 11: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

Why is it important to try and save energy?

Nisha Kataria - Earth Song (2009)

Page 12: JC Physics A. Roche 2010. What is Energy? Energy is the ability to do work or move something. Energy is measured in Joules (J).

Questions on Energy1

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Energy: Forms and Changes Chapter 16. Energy: is the ability to do work is measured in joules (J)

Energy: Forms and Changes Chapter 16. Energy: is the ability to do work is measured in joules (J)

Potential and Kinetic Energy. I. Energy A.Energy: how much work something can do → energy can change forms → measured in Nm=Joules, J.

Potential and Kinetic Energy. I. Energy A.Energy: how much work something can do → energy can change forms → measured in Nm=Joules, J.

Emergence of WBG Based Power Electronics and System Level ... · Energy CV ' 2 2 1 Energy _density o r E & HH Capacitance Voltage Joules Permittivity Electric Field Joules cm3 . 16

Emergence of WBG Based Power Electronics and System Level ... · Energy CV ' 2 2 1 Energy _density o r E & HH Capacitance Voltage Joules Permittivity Electric Field Joules cm3 . 16

Energy Note Outline Energy is the ability to perform work Units for energy is Joules (J)--kgm²/s².

Energy Note Outline Energy is the ability to perform work Units for energy is Joules (J)--kgm²/s².

Mechanical Energy Ch. 4. Energy Is the ability to do work. Energy = work Units = Joules (J) James Prescott Joule.

Mechanical Energy Ch. 4. Energy Is the ability to do work. Energy = work Units = Joules (J) James Prescott Joule.

Energy is the capacity to do work Energy is measured in kcals or joules Examples: Kinetic, Thermal, Potential, Chemical.

Energy is the capacity to do work Energy is measured in kcals or joules Examples: Kinetic, Thermal, Potential, Chemical.

AP Physics B Units. Force Newton (N) Energy Joules (J)

AP Physics B Units. Force Newton (N) Energy Joules (J)

study of the effects of work, heat, and energy on a system.€¦ · Energy • Joules – the SI unit of energy • calorie = 4.186 Joules. – One calorie is the amount of thermal

study of the effects of work, heat, and energy on a system.€¦ · Energy • Joules – the SI unit of energy • calorie = 4.186 Joules. – One calorie is the amount of thermal

IGCSE PHYSICS - ENERGY, WORK AND POWER (6)PHYSICS+(6... · ENERGY, WORK AND POWER Energy ... e. = kinetic energy in joules O) = mass in kilograms ... IGCSE PHYSICS - ENERGY, WORK

IGCSE PHYSICS - ENERGY, WORK AND POWER (6)PHYSICS+(6... · ENERGY, WORK AND POWER Energy ... e. = kinetic energy in joules O) = mass in kilograms ... IGCSE PHYSICS - ENERGY, WORK

Energy lets you do things. Another name for energy is? Energy in measured in? Joules (J). There are how many joules (J) in a kilojoule (kJ)?

Energy lets you do things. Another name for energy is? Energy in measured in? Joules (J). There are how many joules (J) in a kilojoule (kJ)?

AV series - RS ComponentsEN 50102, June 95 (NFC 20-015) Hammer radius 25 mm Hammer radius 50 mm IK08 Striking energy: 5 joules (5Nm) 1.7 Kg 29.5 cm IK10 Striking energy: 20 joules

AV series - RS ComponentsEN 50102, June 95 (NFC 20-015) Hammer radius 25 mm Hammer radius 50 mm IK08 Striking energy: 5 joules (5Nm) 1.7 Kg 29.5 cm IK10 Striking energy: 20 joules

 · Web viewEndothermic = A process that absorbs energy. Measuring Energy Units: Calories & Joules joule (J) 4.184 J = 1 cal = 1 kcal Calories Cal = 1 kcal Example: Convert 60.1 joules

 · Web viewEndothermic = A process that absorbs energy. Measuring Energy Units: Calories & Joules joule (J) 4.184 J = 1 cal = 1 kcal Calories Cal = 1 kcal Example: Convert 60.1 joules

Club Joules News

Club Joules News

Introduction to Solar Energy - edXdelftxdownloads.tudelft.nl/ET3034TUx-SolarEnergy/Week1/...Introduction to Solar Energy Energy Conversion I Week 1.2.1 ` (Source: NASA) Energy Joules

Introduction to Solar Energy - edXdelftxdownloads.tudelft.nl/ET3034TUx-SolarEnergy/Week1/...Introduction to Solar Energy Energy Conversion I Week 1.2.1 ` (Source: NASA) Energy Joules

FLUID MECHANICS 203 TUTORIAL No.2 … the basic relationship between pressure, ... P.E/m. = gz Joules/kg K.E./m = ½ u2 Joules/kg ENERGY HEAD If the energy terms are divided by the

FLUID MECHANICS 203 TUTORIAL No.2 … the basic relationship between pressure, ... P.E/m. = gz Joules/kg K.E./m = ½ u2 Joules/kg ENERGY HEAD If the energy terms are divided by the

Energy Energy supports activities of the human body. Energy is measured either in calories or joules. Energy in our diet mainly comes from carbohydrate,

Energy Energy supports activities of the human body. Energy is measured either in calories or joules. Energy in our diet mainly comes from carbohydrate,

ENERGY. Energy Energy is measured in Joules (J) A joule is a small unit of energy NOT JEWELS like these - JOULES.

ENERGY. Energy Energy is measured in Joules (J) A joule is a small unit of energy NOT JEWELS like these - JOULES.

A COMPARISON OF ENERGY DENSITIES OF PREVALENT ENERGY ... Comparison of Energy Densit… · A COMPARISON OF ENERGY DENSITIES OF PREVALENT ENERGY SOURCES IN UNITS OF JOULES PER CUBIC

A COMPARISON OF ENERGY DENSITIES OF PREVALENT ENERGY ... Comparison of Energy Densit… · A COMPARISON OF ENERGY DENSITIES OF PREVALENT ENERGY SOURCES IN UNITS OF JOULES PER CUBIC

Metabolism Biology 1114. Energy Capacity to Do Work Calories / Joules 1 calorie = 4.184 Joules Biologists Use Calories Physicists and Chemists Use Joules.

Metabolism Biology 1114. Energy Capacity to Do Work Calories / Joules 1 calorie = 4.184 Joules Biologists Use Calories Physicists and Chemists Use Joules.

Canadian Energy Events Energy – the capacity to do work Measured in joules or watt-hours Factors in Energy Use Demographic and Geographic factors.

Canadian Energy Events Energy – the capacity to do work Measured in joules or watt-hours Factors in Energy Use Demographic and Geographic factors.