Law of Conservation of Energy and Transformations

Front

Fill in the blank: The transformation of energy from one form to another is governed by the law of _______.

Back

Conservation

Front

What energy transformation occurs when I eat food & it gives my body the energy to run?

Back

chemical --> mechanical

Front

Fill in the blank: The beginning amount of energy for Primary Consumers is ___ kcal.

Back

880 kcal

Front

If you leave a cup of hot tea standing in the kitchen for a whole day, what will happen?

Back

Energy will be transferred from the tea to the air until the tea is the same temperature as the air.

Front

Which of the following is true about a blow dryer?

Back

Electrical energy is transformed into mechanical, thermal, and sound energy.

Front

What is the Law of Conservation of Energy?

Back

Energy cannot be created or destroyed, only transformed from one form to another.

Front

Give an example of energy transformation in a light bulb.

Back

Electrical energy is transformed into light energy and thermal energy.

Front

What type of energy transformation occurs in photosynthesis?

Back

Light energy is transformed into chemical energy.

Front

What happens to energy in a closed system?

Back

The total energy remains constant; it can change forms but cannot be lost.

Front

What is kinetic energy?

Back

The energy of an object due to its motion.