Energy Unit Vocabulary

All forms of energy are measured in what unit?

• Watts (W)

• Calories (cal)

• Joules (J)

• Newtons (N)

What is the standard unit of energy in the International System of Units (SI)?

• Watts (W)

• Calories (cal)

• Joules (J)

• Newtons (N)

Which of the following units is used to measure electrical energy?

• Volt (V)

• Ampere (A)

• Watt-hour (Wh)

• Ohm (Ω)

In the context of energy, what does the term 'calorie' specifically measure?

• Thermal energy

• Electrical energy

• Mechanical energy

• Nuclear energy

Tags

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Which unit is commonly used to express the energy content in food?

• Joules (J)

• Calories (cal)

• Watts (W)

• Newtons (N)

• Joules (J)

• Kilograms (kg)

• Meters per second (m/s)

• Newtons (N)

Which of the following is a unit of power rather than energy?

• Joule (J)

• Watt (W)

• Calorie (cal)

• Electronvolt (eV)

What unit is used to measure the energy of photons?

• Joules (J)

• Electronvolts (eV)

• Calories (cal)

• Watts (W)

Tags

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In thermodynamics, what unit is used to express the change in internal energy?

• Joules (J)

• Kelvin (K)

• Pascal (Pa)

• Watt (W)

Which unit is used to measure the energy released in nuclear reactions?

• Joules (J)

• Electronvolts (eV)

• Calories (cal)

• Watts (W)

Tags

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