Question

1.Draw the velocity and time graph for the object at
a) Constant velocity(uniform motion)
b) Retardation
c) Uniform acceleration
d) Non-uniform
acceleration
2. Define acceleration and write it's SI unit
3..What are Canal rays ?
4. Name the three subatomic particles of an atom
5..Draw a sketch of Bohr's model of an atom
6. Write the differences between isotopes and isobars
7. Define health
8. State any two conditions essential for being free of diseases.
9. Distinguish between health and disease.
10. Mention the five 'F's to be followed for preventing of transmission of diseases. Explain

Answer 1

.................................................................................