Basics of Physics Worksheet-5

Basics of Physics Worksheet-5

1. Which of the following, if placed between point X and Y, will close the circuit?    

(a) Book                                           (b) Metal coin

(c) Plastic toy                                  (d) Wooden block

2. What is the difference between a cell and a battery?

(a) Batteries connected in series are called Cell.

(b) Cells connected in series are called battery.

(c) A big cell is called battery.

(d) A big battery is called cell.

3. What is the unit of measurement of voltage?

(a) Ampere        (b) Volt               (c) Watt              (d) Joule

4. Heat is the transfer of _______ from one object to another.

(a) chemical energy                     (b) kinetic energy

(c) thermal energy                        (d) solar energy

5. Identify the types of mirrors shown in the picture.

(a) 1 : Straight Mirror 2 : Inner Mirror 3 : Outer Mirror

(b) 1 : Straight Mirror 2 : Round Mirror 3 : Oval Mirror

(c) 1 : Straight Mirror 2 : Concave Mirror 3 : Convex Mirror

(d) 1 : Straight Mirror 2 : Convex Mirror 3 : Concave Mirror

6. Microphone converts sound waves into ______.

(a) Electric current                       (b) Vibrations

(c) Light                                           (d) Mechanical energy

7. Light is electromagnetic energy that can travel through _____.

(a) Metals                                        (b) Opaque material

(c) Wood                                         (d) Vacuum      

8. Which of the following is a difference between natural magnet and electromagnet?

(a) Natural magnets are black in color and electromagnets are shiny.

(b) Natural magnets are heavy and electromagnets are usually light.

(c) Natural magnets can be turned on and off and electromagnets are permanent magnet.

(d) Natural magnets are permanent magnet and electromagnets can be turned on and off.

9. What is inertia?

(a) Tendency of an object to favor a change in its state of motion.

(b) Tendency of an object to resist a change in its state of motion.

(c) Tendency of an object to resist a change in its shape.

(d) Tendency of an object to resist a temperature change when heated.

10. A light bulb converts ________.

(a) Electrical energy to light energy

(b) Light energy to thermal energy

(c) Bio energy to thermal energy

(d) Thermal energy to light energy

Answer Key:

(1)–(b); (2)–(b); (3)–(b); (4)–(c); (5)–(c); (6)–(a); (7)–(d); (8)–(d); (9)–(b); (10)–(a)