Deck 5: The Solar System

Question 1

The Sun itself has hundreds of times more mass than all the rest of the solar system objects combined.

Answer 1

True

Question 2

Venus, the closest planet to Earth and having nearly the same size, has an atmosphere with a chemical composition is similar to that of Earth.

Answer 2

False

Question 3

The density of the planet Saturn is so low that it would float in water, if one could find a large enough container of water.

Answer 3

True

Question 4

A comet's tail follows behind the comet as it passes near the Sun.

Question 5

The asteroids between the orbits of Mars and Jupiter were once a planet.

Question 6

The planet listed below with the greatest density is

A) Saturn.
B) Jupiter.
C) Uranus.
D) Earth.

Question 7

Which of the following is true about the surface of Mars?

A) There are numerous active volcanoes spewing lava.
B) There is far too little atmosphere for liquid water to exist easily.
C) The observed white polar ice caps are frozen water.
D) The greenish areas are due to low, scrubby vegetation.

Question 8

Which of the following statements about comets is NOT true?

A) Comets are thought to have the consistency of snowballs.
B) The birthplace of comets is a cloud of icy, dusty aggregates at the edge of the solar system.
C) Most comets have elliptical orbits with periods around one hundred years.
D) The tail of a comet consists of dust and evaporated ices.