Basics of Physics Worksheet-7
A. thermal (heat) energy B. coal energy
C. solar energy D. cooking energy
A. One: positive
B. Two: positive and negative
C. Three: positive, negative and neutral
D. One: negative
A. Warm weather
B. Earth's heat
C. Weight of the upper layers of snow.
D. Weight of the lower layers of snow.
A. 32 degree Celsius B. 0 degree Celsius
C. 100 degree Celsius D. -4 degree Celsius
A. Ultrared waves B. Infraviolet waves
C. Infrared waves D. Ultraviolet waves
A. 2 nm B. 1.5 nm C. 1 nm D. 0.8 nm
A. Hand force B. Effort force
C. Friction force D. Downward force
A. Attraction field B. Magnetic field
C. Metal field D. Pull field
A. Gravity B. Magnetic C. Friction D. Static
A. A low amplitude sound B. A high amplitude sound
C. A low energy sound D. A high wavelength sound
Answer Key:
1.-(a); 2.-(b); 3.-(c); 4.-(b); 5.-(c); 6.-(a); 7.-(b); 8.-(b); 9.-(c); 10.-(b)