Solar System
Telescopes are useful tools for observing objects in our solar system. When might you use a telescope?
to see more detail about a small area of the sky
asteroids
What is a characteristic of an irregular galaxy?
It has no definite defined shape or structure
Which of these planets in the solar system most likely has a mass more than 300 times greater than the mass of Earth?
Jupiter
If two stars are different sizes, but the same color, what claim can be made?
They most likely have the same temperature.
During a visit to an observatory, students observed the moon, Venus, the sun, and the star Sirius. Which of these objects is outside of the solar system?
Sirius
What is a chunk of rock that passes through Earth's atmosphere called?
A meteor
Which galaxy is not symmetrical?
Irregular galaxy
Which planets have a large solid core?
Mercury, Venus, Earth, and Mars (Inner planets)
Why do stars appear as tiny points of light in the night sky?
They are located very far from Earth.
Where is our solar system located?
Within the barred spiral galaxy known as the Milky Way on one of the lower outer spirals.
How is a meteorite related to a meteroid?
A meteorite is a meteoroid that reaches the surface of Earth
Why are elliptical galaxies brightest toward the center?
The center is crowded with stars, and the number of stars decreases farther out
What are some characteristics that distinguishes the outer planets from the inner planets?
The outer planets have many moons, they are gas giants with a larger diameter, they have rings, they have longer orbits around the sun.
What makes the sun more important than the other stars?
When compared to other stars, the sun is very close to Earth.
How many planets are in our solar system?
Eight
What are the objects located between Mars and Jupiter?
Asteroids
What is the difference between a barred spiral galaxy and a normal spiral galaxy?
The shape of the galaxy's center
Which planet has a feature known as the Great Dark Spot?
Neptune
A medium, yellow star
What is at the center of our solar system?
The sun
What do Saturn, Uranus, and Neptune have in common with Jupiter?
a think gaseous atmosphere
What is the name of the galaxy our solar system is located?
The Milky Way
Earth and Saturn are both planets orbiting the sun. What other feature do the two planets have in common?
They both rotate on an axis
Are there other stars in our solar system?
No
Name the planets in our solar system in order from the sun.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
What object revolves around the sun and appears to have a tail when seen in the sky?
Comet
What are the four types of galaxies?
Barred spiral, spiral, elliptical, and irregular
Besides revolving around the sun, what else do all planets have in common?
They all rotate on an axis
Are there other stars in our galaxy?
Yes