Work and
Energy
Worksheet
* Fill in the
blanks
1. We get
energy from the
_______ we eat.
2. We use______ to
do our work.
3. _______energy helps us
to hear.
4. Energy we get from
______is called solar
energy.
5. Moving air is
called ______.
*Answer the
following questions:
1.What do we do when we
want to move something?
2.Why does an apple fall
down when it gets detached from the tree?
3.Who was the first person
to discover the concept of gravitational force?
4.Why is the sun a natural
source of energy?
5.How do plants prepare their own food? Name the
process.
6.What
happens when we apply a force to an
object?
7.Give
some examples of work done when an object moves from its position due to a
force exerted on the object?
8.When
do you feel tired?
9.What
should we do to gain strength or energy?
10.Name
the other forms of energy.
11.How
do plants prepare their own food?
12.Why
is the Sun the main source of energy for
all living things?
13.What
does the blue colour of the globe indicate?
14.How
much of the Earth’s surface is covered
with water?
15.List
some sources of water?
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