# Basics of Physics Worksheet-6

Basics of Physics Worksheet-6

1. Why can a solar cell not work in the night?

A. It needs heat to work             B. It needs sunlight to work

C. It can not see in dark              D. It will be too cold to work in the night

1. Electric charge stored on an object is a form of ______.

A. Electric current                       B. Static electricity

C. Dynamic electricity                 D. Magnetic electricity

1. What is a Glacier?

A. A large mass of snow and ice that moves over the water.

B. A large mass of snow and ice that moves over the land.

C. A large mass of rock that moves over the land.

D. A large mass of rock that moves over the water.

1. Which of the following is not an example of use of the heat energy?

A. Cooking food

B. Making ice in refrigerator

C. Moving a box of hot peppers

D. Melting plastic to make a toy

1. What is the name of the color range shown in the picture?

A. Visible color spectrum           B. Invisible color spectrum

C. Visible color range                  D. Invisible color range

1. Select the correct definition of wavelength.

A. The height of the top of a wave is called wavelength.

B. The color a wave is called wavelength.

C. The distance between the top of one wave to the top of next wave is called wavelength.

D. The time between the top of one wave to the top of next wave is called wavelength.

1. Which of the following task will need the most amount of effort or work?

A. Moving 15 Kg of box on an oiled glass surface.

B. Moving 15 Kg of box on a rough road.

C. Moving 25 Kg of box on an oiled glass surface.

D. Moving 25 Kg of box on a rough road.

1. A hanging magnet rod will line up in _____ direction.

A. Up/Down                                  B. Left/Right

C. East/West                                 D. North/South

1. A force is applied on any object. Which of the following property of the   object must not change?

A. Position                                    B. Speed

C. Composition                             D. Direction

1. A higher pitch sound will have a ______.

A. higher amplitude                    B. lower amplitude

C. higher frequency                    D. lower frequency