SCIENCE V4TH PERIODICAL TEST

S.Y. 2013-2014

A. Multiple choices: Choose the letter of the correct answer.

1. It is found at the center of the sun where hydrogen is converted to helium.a. Core b. corona c. photosphere d. chromosphere

2. Which of the following is not true about the sun?a. The sun is the hottest star.b. The sun is the biggest star.c. The diameter of the sun is smaller than that of the earth.d. Both a and b

3. Which of these describe the sun?a. It is composed of light gases.b. It is composed of hard rocks.c. It does not emit light and heat.

4. Which of these are seen in the photosphere?a. Prominence b. sunspot c. corona d. both a and b

For numbers 5-8. Choose from the following:a. Sun b. prominences c. sunspot d. solar flares

_______ 5.Areas of cooler gases associated with disturbances on the sun’s surface.

_______ 6. These are eruptions in the chromosphere.

_______ 7. Which can cause disturbances on communication and power lines?

_______ 8. The center of the solar system. 9. A group of heavenly bodies that travel in space and move in only one direction. a. universe b. solar system c. aerospace d. none of the above10. It is the outermost layer of the sun? a. core b. corona c. photosphere d. chromosphere11. Which of these planets has twice the earths period of revolution. a. Venus b. Uranus c. Mars d. Jupiter12. What do Uranus, Neptune and Saturn have in common? a. They have rocks b. They have living things c. They have rings d. They have same satellites13. Why is Venus the hottest planet? a. It is very the sun. b. Carbon dioxide in its atmosphere traps heat. c. It has volcanic craters d. It is made of fire.14. Earth has only ______ satellites? a. one b. two c. three d. four15. Pluto is considered a _______ planet because about ten percent of its orbit is closer to the Suns than Neptune from 1979 to March 1999. a. unusual b. light c. dangerous d. ordinary planet16. Which of the following statement is TRUE? a. The distance of the planets from the sun is related to their surface temperature. b. Distance of the planets has nothing to do with their temperature. c. All planets have equal distance from the sun.17. It is the earth twin planet? a. Mars b. Neptune c. Uranus d. Venus18. Planet with 7 major rings and hundreds of ringlets surrounding it? a. Jupiter b. Saturn c. Uranus d. Neptune

19. They are composed of a head known as nucleus and a long luminous tail which may extend up to million km. long. a. Meteor b. Comets c. Asteroid d. Moon20. Rocky irregular shaped materials that orbit in space between Mars and Jupiter. a. Comets b. Asteroids c. Meteor d. Meteorites

II. Accomplish the chart below.( 10 pts.)

Name of the Planet Rotation Revolution Distance DiameterMercury

Venus

Earth

Mars

Jupiter

Saturn

Uranus

Neptune

III.A Matching Type: Write the letter of the correct answer in column A.

A BA.

_________ 1. Mars a. does not have any moon or satellite

_________ 2. Earth b. the only planet where life exist

_________ 3. Saturn c. has 7 major rings and hundreds of ringlets

_________ 4. Jupiter d. has two moons Phobos and Deimos

_________ 5. Mercury e. has a Great Red Spot

B. _________ 1. Asteroids a. meteor that reaches the Earth’s surface

_________ 2. Comets b. rocklike masses with irregular shape

_________ 3. Meteor c. rock fragment travelling in space

_________ 4. Meteorites d. made of snow and dust that are seen with head and tail.

_________ 5.Sattelite e. heavenly bodies that revolve around a bigger body