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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Upper Elementary Science - II
4.15 Introduction to Energy

Almost everything around us makes use of energy. The cars, planes, computers, televisions, and all other machines need energy to function. Energy is defined as "the ability to do work."

What is work? Work means moving something, lifting something, warming something, lighting something.

Where does energy come from? There are many sources of energy including:

  • Electricity
  • Biomass Energy - energy from plants
  • Geothermal Energy
  • Fossil Fuels - Coal, Oil and Natural Gas
  • Hydro Power and Ocean Energy
  • Nuclear Energy
  • Solar Energy
  • Wind Energy
The sun is the most abundant source of energy. Energy from the sun gives us light during the day. It helps plants grow. Plants store food which is eaten by animals. That is how animals get their energy. The food we eat contains energy. We use that energy to work and play.
Directions: Answer the following questions.
Q 1: The _____ is an abundant source of energy.
sun
earth
Wind moon

Q 2: Animals get their energy from plants.
False
True

Q 3: Human beings require ____ to do work.
water
energy
wind

Q 4: Plants require ______ to make food.
solar energy
nuclear energy
wind energy

Q 5: Biomass energy is the energy from ______.
water
plants
wind

Q 6: Hydro-energy is the energy from _________.
water
sun
wind

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Question 8: This question is available to subscribers only!


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