Planets
What planet is closest in size to Earth? Mercury, Venus or Mars?
Venus: 6,0520.95 km
Earth: 6,3781.00 km
What is gravity (think "pull")
Gravity is a force that pulls an object.
What is located at 0 degrees latitude?
The Equator is located at 0 degrees latitude.
What is the coldest season?
Winter
How often does the Earth orbit the sun?
Every 365.25 days
What's it mean when we say Earth is in the "Goldilock's Zone?"
Earth is "just the right distance" from the sun. It's not too hot (Mercury, Venus) or too cold (Mars at night, other planets)
What is mass?
Mass is the amount of matter in an object -- what an object is composed of (atoms and molecules)
What is located at 66.5 degrees North (N) in latitude?
The Arctic Circle is at 66.5 degrees North in latitude.
During which season is the sunlight least intense?
Winter
How long does it take the moon to orbit the Earth?
27 days
Four planets are Giants - Name them
Jupiter, Saturn, Uranus, Neptune*
* Giant planets also go by the name jovian planets
What are scientists who study space called?
Scientists who study space are called astronomers.
What is located at 23.5 degrees South (S) in latitude?
The Tropic of Capricorn is located at 23.5 degrees South in latitude.
Which location has 24 hours of daylight in the Southern Hemisphere during the summer?
South Pole
The sun's atmosphere is called the __________.
corona
Of the four Giants, name the two "Gas Giants".
Jupiter and Saturn.
Jupiter is a gas giant, being majorly made of hydrogen while a 1/4 of its mass is helium. Saturn's mass also is mostly helium and hydrogen.
Jupiter has 69 moons, Saturn has 62 moons
What is weight and how do we measure it?
Weight is measured on a scale. It's the gravitational pull on an object.
What degree is the Earth tilted on its axis? Does this make a difference?
The Earth is tilted at 23.5 degrees on its axis. This causes seasons.
Which location experiences 12 hours of daylight throughout the entire year?
Equator
If you are in the path of totality, you can see a ____________________.
total solar eclipse
Name the planets in order
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
What does the gravitational pull between the Earth and the Sun do?
The pull between the Earth and the Sun keeps Earth in its orbit.
What season is it in the Northern Hemisphere when the North Pole is pointed toward the sun?
Which angle of sunlight hitting the Earth would produce the most intense sunlight?
90 degrees.
What makes the moon turn reddish in a total solar eclipse?
The Earth's atmosphere