Earth Mars Mercury Jupiter & their comparison Astronomy
In This lesson we study about Earth Mars Mercury Jupiter & their comparison Astronomy
Unlike other terrestrial planets, Mars has a core, mantle, and crust.
Less than one-half of Venus’ surface is composed of low-lying volcanic plains with large amounts of flowing lava.
Which of the following words can be used to describe Mercury, Venus, Earth, and Mars?
Rocky and dense
Mars is also known as the Red Planet because of its rust-red color
Planets look like bright stars when they are viewed from Earth.
How many steps are there in the formation of a Solar System?
The distances in space are based on astronomical units, which are average distances between the Sun and Earth.
Although Venus is like Earth, it is too cold to maintain life.
The invention of __________________ made it easier to see that there were actually more bodies within the universe than was originally thought.
Before the 17th century, the universe was thought to have how many bodies?
Planetesmals are made from:
The distance from the Earth to the Sun is:
Which of the following contributes to Mars’ cool temperatures?
its thin atmosphere and distance from the Sun
The MOST important factor in determining the development of life on Earth is:
While no one knows why, astronomers do now know that the solar nebula has ___________.
Given Triton’s response to Neptune’s gravity, which of the following will MOST LIKELY happen?
Triton will become a ring around Neptune.
Which of the following outer planets is known as the “windy” planet?
The outer planets have solid surfaces that are very rocky and dense.
Every few years, Earth passes through Saturn’s rings.
The outer planets are similar to the planet Earth; they just happen to be farther away from the Sun.
Which of the following layers in Uranus’ atmosphere is the densest part?
Which of the following BEST describes Jupiter’s seasons?
there are no significant seasonal changes
The outer planets are very large, making up 99 percent of the mass of the bodies orbiting the Sun.
Neptune is smaller than the gas giants and Earth.
Uranus was the first planet to be discovered using a telescope.
Neptune can be divided into a total of ______________ different layers.
Voyager 2 was able to capture proof of the intensity of storms that occur on Neptune. These are known to be ________________ times as strong as those on Earth.
Because of Saturn’s rings, we are unable to observe from Earth:
its bright blue color
Jupiter’s mass is larger than all of the other planets in the Solar System.
Which of the following words BEST describes Uranus’ seasons?