Available Answers

1. 1.

   Fill in the blanks:

   1. Energy is the capacity to do _____________.
   2. Sugar is ______________ in water.
   3. ________________ was India's first man-made satellite.
   4. The ______________ is the center of the solar system.
   5. For bites of bees apply _______________.
2. 2.

   Write 'T' for true or 'F' for false:

   1. We can see a force.
   2. Sugar and water make a solution.
   3. The moon has light of its own.
   4. Land fills do not cause soil pollution.
3. 3.

   Match the following:

   1. Dettol	a. Chemical to electrical
   2. Coal fire	b. Chemical to heat and light
   3. Television	c. Heat energy to mechanical
   4. Batteries	d. Anitiseptic Solution
   5. Petrol engine in car	e. Electrical to light and sound

    

4. 4.

   How should we keep our eatables?

5. 5.

   How are stars different from planets?

6. 6.

   Write two uses of artificial satellites.