Massive stars have the shortest main sequence lifetimes because
they process stellar materials in nuclear reactions at a faster rate, and use up their available fuel more quickly
100
What is the sun?
The sun is a star
100
What is the name of the highest mountain on earth?
Mount Everest
100
With over 63 moons, you might say I have a lot.
Look with a telescope to see my big, red spot.
The spot is a wind storm, swirling around.
High in the night sky is where I can be found.
Which planet am I?
Jupiter
200
How many moons does Mars have?
2
200
In the last stage of stellar evolution following a supernova, stars too massive to form neutron stars may form a...
black hole
200
What is the closest planet to the Sun?
Mercury
200
Earth is located in which galaxy?
The Milky Way Galaxy
200
Which planet is the hottest?
Venus
300
How many phases does the moon have?
8
300
A star moving toward the earth would display a...
What is a blue shift
300
How many layers does the sun Have?
6
300
What is the name of the largest ocean on earth?
The Pacific Ocean
300
Which two planets are Gas Giants?
Saturn and Jupiter
400
How long does it take the moon to make a revolution around the Earth?
27 days
400
The apparent magnitude of a star is a measure of its...
brightness as it appears from the earth
400
The sun is a ball of gas, with an ever-changing surface. How long does it take for the sun's heat and light to reach Earth?
8 minutes
400
The mass of the earth is made up mostly of which two elements?
Iron (32%) and oxygen (30%)
400
Which planet is called the morning star?
Venus
500
List the phases on the moon
New Moon, New Crescent, First Quarter, New Gibbous, Full Moon, Old Gibbous, Last Quarter, and Old Crescent.
500
A star with which of the following apparent magnitudes would appear brightest?
-5
500
Beginning with the closest to the sun, what is the correct order of the planets?
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto.