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6Sci_Unit1_Preassessment

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Last updated over 5 years ago
15 questions
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Question 15
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The four inner planets are rocky and small. Which description best fits the next four outer planets?
They are very large and made of gases.
They are very large and made of ice.
They are also rocky and small.
They are small and made of ice.
Which two planets are out of order in this list of our solar system? The planets are listed in order of distance from the sun.

Mercury-Earth-Venus-Mars-Jupiter-Saturn-Uranus-Neptune-Pluto
Mercury and Earth
Uranus and Neptune
Earth and Venus
Saturn and Jupiter
What is a special characteristic of Jupiter, Saturn, Neptune and Uranus?
They are planets in our solar system.
They have rings.
They spin slowly.
They revolve around the sun.
How does a telescope help us understand the moon?
It can tell us what the moon is made of.
It tells us how it was formed.
It tells us how hot it is there.
It helps us see surface features.
A probe landed on Mars and did soil tests. What information did it discover?
There are no living organisms in Martian soil.
Mars is slightly oval in shape.
Mars is about one-fourth the size of Earth.
The gravity on Mars is much less than on Earth.
Why is space travel difficult for people?
The distances are very great; it is dangerous and expensive.
We do not have a destination to visit that we know will support life.
We cannot take the air or food we need into space.
It is impossible to escape the sun’s or Earth’s gravity.
What holds the planets in their orbits around the sun?
gravity
air currents
speed
string
Which object has the most gravity?
Earth
moon
Jupiter
Sun
What do planets revolve around?
a star or sun
each other
a galaxy
a moon
If you could live on Jupiter, what would you see in the sky at night besides stars?
many moons
Earth’s moon
the inner planets
the sun
Which of the following instruments could best see the rings on Saturn?
magnifying glass
telescope
binoculars
your eye
What causes the summer to be the warmest season?
The Earth’s tilt causes the longest days with the least intense sunlight.
The Earth’s tilt causes the longest days with the most intense sunlight.
The Earth’s tilt causes the shortest days with the most intense sunlight.
The Earth’s tilt causes the shortest days with the least intense sunlight.
As planets revolve around distant stars, they block some of the light from reaching the Kepler space telescope. The telescope measures changes in the brightness of stars as planets move in front of them. How has the Kepler telescope improved our understanding of the universe?
It has aided in the discovery of life outside the solar system.
It has aided in the discovery of planets inside the solar system.
It has aided in the discovery of planets outside the solar system.
It has aided in the discovery of life inside the solar system.
Why is the distance between Earth and the sun most important?
The distance prevents solar flares from reaching Earth’s atmosphere.
The distance causes the different seasons on Earth.
The distance contributes to Earth’s ability to support life.
The distance is the source of Earth’s magnetic field.
What effect does this arrangement have on the tidal range?
The tide is larger than normal because the gravitational forces of the sun and moon pull in opposite directions.
The tide is larger than normal because the gravitational forces of the sun and moon pull in the same direction.
The tide is smaller than normal because the gravitational forces of the sun and moon pull in the same direction.
The tide is smaller than normal because the gravitational forces of the sun and moon pull in opposite directions.