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Terms in this set (36)
A Light Year
The distance light travels in a year.
An Astronomical Unit
The average distance between the Earth and the Sun.
Used to measure distances within planets.
Used to measure distances within our solar system.
Used to measure distances outside of our solar system.
What would you use to measure the distance from the sun to the Alpha Centauri star?
What would you use to measure the distance from Pluto to its moon?
What would you use to measure the distance from Earth to Neptune?
What would you use to measure the distance across the Andromeda Galaxy?
What would you use to measure the distance from the sun to Uranus?
What would you use to measure the diameter of Mercury?
Mass and Distance
What two factors affect the pull of gravity that an object has on another object?
__________________ are clusters of billions of stars, and may have different shapes
There are _________________ of galaxies in the universe.
How many stars are in a galaxy?
Spiral, Elliptical, and Irregular
What are the three types of galaxies?
The Milky Way
What is the name of our galaxy?
What is the shape of our galaxy?
What are the only objects that produce their own light in our universe?
Size, Temperature, Color, Brightness, Age (NOT SHAPE!!!)
What are three ways in which stars differ from each other?
What reaction causes stars to shine?
What color is the coolest star?
What color is the hottest star?
What is it called when the moon blocks sunlight from hitting Earth?
What is it called when the Earth blocks sunlight from hitting the moon?
Irregular and Rocky; Revolve around the Sun
Irregular; Rocky and Icy; Revolve around the Sun
Revolve around a planet
Spherical; Revolve around the Sun; Rocky
Spherical; Revolve around the Sun; Gaseous
In the asteroid belt which is between Mars and Jupiter
Where are most asteroids in our solar system located?
Which are SMALLER? Inner Planets or Outer Planets
How long does it take Earth's moon to revolve around the Earth?
365 ¼ Days
How many days does it take for Earth to revolve around the Sun?
What is the shape of the orbits objects in space have around other objects?
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Science Chapter 8
OTHER SETS BY THIS CREATOR
The Scientific Method Vocabulary
Measuring the Universe
The Solar System