WorksheetsUnit 3 Review - The Solar System & The Universe
Total questions: 20
Worksheet time: 20mins
What kind of objects make up most of the visible matter in a galaxy?
asteroids
planets
dust
stars
The ______________ of a star depends on its temperature.
size
color
brightness
distance from Earth
The _________ of a star depends on its size and distance from Earth.
brightness
color
size
temperature
What is the main difference between the orbits of the inner and outer planets?
The outer planets take longer to orbit the sun than the inner planets do.
The inner planets travel a greater distance than the outer planets do.
The outer planets rotate as they orbit the sun, and the inner planets do not.
The inner planets have almost round orbits, and the outer planets do not.
Which of the following correctly labels the diagram.
A: planet ; B: planet ; C: moon ; D: asteroid
A: planet ; B: planet ; C: moon ; D: comet
A: comet ; B: star ; C: planet ; D: planet
A: moon ; B: planet ; C: moon ; D: comet
Planet Z is in another solar system. It is very large, has a thick atmosphere, and has a low density. Which of these planets is most similar to Planet Z.
Earth
Mercury
Mars
Saturn
Which group of planets has large solid cores?
inner planets
outer planets
Which is the correct definition of a galaxy?
a star and all the planets that orbit it
a chunk of rock or iron that orbits the sun
a group of stars, gas, and dust held together by gravity
a huge ball of gas that can produce its own heat and light
High density is a characteristic of the ___________________.
inner planets
outer planets
The _________________ have many moons.
inner planets
outer planets
Mercury, Venus, Earth, and Mars make up the _____________.
inner planets
outer planets
Which group of planets makes up the outer planets?
Mercury, Venus, Earth, Mars
Mercury, Venus, Earth, Jupiter
Jupiter, Earth, Saturn, Uranus
Jupiter, Saturn, Uranus, Neptune
Which of the following is true about all the stars that can be seen from Earth?
They are a located outside of the solar system.
They are all extremely bright.
Some of them are located inside the solar system.
They are all the same distance from the Earth.
This space object looks like it has a tail.
comet
asteroid
Large diameters is a characteristic of the ____________________.
inner planets
outer planets
Why is it that different patterns of stars are visible during different times of the year?
The Earth orbits the Moon
The stars orbit the Earth
The Earth orbits the Sun
The Sun orbits the Earth
The Sun, moon, and stars all travel across the sky from __________ to __________
West to East
East to West
East to South
West to North
The stars that are visible in the sky right now are the same ones that will be visible at this time next year.
true
false
A comet is a piece of rock or dust that enters Earth's atmosphere, and it burns and glows as it enters.
true
false
The moon is only visible at night.
true
false
