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Basics of Physics-Worksheet-5

Basics of Physics Worksheet-5

 

  1. What must be there for the electricity to flow through an electrical device?

A. An open circuit                        B. A closed circuit

C. A fused circuit                          D. A correct circuit

 

  1. What units are used to measure force?

A. Hour and pound                      B. Weight and pound

C. Newton and pound                 D. Newton and meter

 

  1. What kind of energy is used to light a bulb?

A. Sound energy                          B. Mechanical energy

C. Heat energy                            D. Electrical energy

 

  1. White light from the Sun is a ______.

A. mixture of black and grey colors.

B. mixture of three primary colors.

C. mixture of many colors.

D. mixture of five colors.

 

  1. Which of the following is used to measure temperature?

A. 1 litre measuring jar        

B. Scale

C.   Thermometer

D. Stop watch

 

  1. One day has ____.

A. Ten hours                                 B. Twelve hours

C. Hundred hours                        D. Twenty four hours

 

  1. How can you determine if an object is in motion?

A. The object will change its size

B. The object will change its color

C. The object will change its shape

D. The object will change its position

 

  1. What is the pitch of a sound?

A. A pitch is the color of a sound.

B. A pitch is the temperature of a sound.

C. A pitch defines how high or low a sound is.

D. A pitch defines how loud or soft a sound is.

 

  1. An electric heater converts ____.

A. Heat energy to electrical energy

B. Electrical energy to heat energy

C. Light energy to electrical energy

D. Electrical energy to muscular energy

 

  1. While playing foot ball, the ball is passed from player to player at different speeds. It is possible because of ____.

A. Players expertise                    B. The ground

C. Gravitational pull                    D. Force

 

Answer Keys:

(1)–B; (2)–C; (3)–D; (4)–C; (5)–C; (6)–D; (7)–D; (8)–C; (9)–B; (10)–D