DEPARTMENT OF EDUCATION
Region V
Division of Camarines Sur
MAGARAO NATIONAL HIGH SCHOOL
San Isidro, Magarao, Camarines Sur
SUMMATIVE TEST
SCIENCE 10
Name __________________________________________________ Course/Year ___________________
Date _____________________ Score _____________________
I. Multiple Choice. Encircle the letter of the correct answer.
1. Which of these electromagnetic waves has the shortest wavelength?
a. radio waves
b. infrared waves
c. X rays
d. ultraviolet waves
e. light waves
2. If a light signal and a radio signal were transmitted simultaneously from a nearby star, the first signal to reach the Earth would
be
a. the radio signal.
b. the light signal.
c. neither: they would reach Earth at the same time.
3. Light waves traveling through the vacuum of space have a speed that's equal to
a. 3.0 X 10 to power of (3) m/s.
b. 5 X 10 to power of (6) m/s.
c. 3.0 X 10 to power of (8) m/s.
d. 9.0 X 10 to power of (9) m/s.
e. a number that's too high to measure.
4. The main difference(s) between a radio wave and a light wave is(are) its
a. speed.
b. wavelength.
c. frequency.
d. both a and b
e. both b and c
5. Relative to radio waves, the velocity of visible light waves in a vacuum is
a. less.
b. more.
c. the same.
6. Electromagnetic waves
a. always travel at the same speed.
b. need a medium to travel through.
c. can travel through a vacuum.
d. cannot travel through the vacuum of outer space.
7. Electromagnetic waves consist of
a. compressions and rarefactions.
b. vibrating electric and magnetic fields.
c. particles of light energy.
d. high-frequency gravitational waves.
8. Compared to ultraviolet waves, the wavelength of infrared waves is
a. shorter.
b. longer.
c. faster.
d. slower.
e. the same
9. All of the waves listed below are a part of the electromagnetic spectrum except
a. sound waves. c. gamma rays. e. radio waves.
b. X rays. d. light waves.
10. Electromagnetic waves can transfer energy without a(n)
a. Medium
b. Electric field
c. Magnetic field
d. change in either a magnetic or an electric field
