Outer Space
Weather
Earth, Sun, Moon
Space Rocks
Other Topics
100
Evidence that the universe is expanding.
Redshift (galaxies moving away)
100
How does lightning form?
electrical charges
100
The hottest layer of the Sun
Core
100
What celestial object has a tail?
comet
100
Why are carbon dioxide levels increasing?
Human Activity
200
How does Earth speed change in its elliptical orbit?
Faster when closer to Sun/Slower when farther away
200
What type of weather is brought on by low pressure systems?
Storms, Rain.. BAD!
200
Which position in the northern hemisphere experiencing summer?
2
200
A piece of space debris that lands on Earth
Meteorite
200
What direction do hurricanes rotate in the northern hemisphere?
Counterclockwise
300
What unit of distance would be used when measuring from the Earth to Jupiter?
Astronomical Units
300
When term is used to describe warm air rise and cool air sinks?
convection (thermal)
300
What are spring tides?
When the Sun, Earth and Moon are in a straight line
300
Celestial objects that orbit the Sun
Asteroids and Comets
300
What is the difference between nuclear fusion and fission
fusion=join
Fission=split
400
What attractive force holds the solar system together?
gravity
400
What direction do hurricanes rotate?
counterclockwise
400
How many moon phases are there?
8
400
What celestial object is know as "shooting stars"?
meteors
400
What is Evolution?
A change in traits of a species
500
Which planet would you weight the most?
Jupiter
500
Why are hurricane cones used when informing the possible places of impact?
difficult to predict exact spot
500
Why do we only see 1 side of the moon?
Moon rotates only once in 1 revolution
500
What could we experience in Earth passes through the tail of a comet?
Meteor shower
500
How do we measure decaying radioactive material?
Half Life