planets
What do most people use to view space?
Telescopes
How many moons does Jupiter have?
79 the last time astronomers counted
What are stars?
gigantic balls of glowing gas that produce light and heat
What are two things you can do to protect your eyes from the sun?
Never look directly at the sun and wear safety equipment
Define the Universe
everything we can touch, feel, sense, measure and detect
Which is the biggest planet?
Jupiter
What are moons?
Natural objects that orbit planets. Scientists call moons 'natural satellites'
Give 4 examples of celestial objects
Sun, moon, planets, asteroids or stars
What type of light can we not see that the sun emits?
Ultraviolet Light
What are Galaxies?
massive collection of gas, dust and billions of stars and their solar systems held together by gravity
Which 2 planets are the hardest to view?
Neptune and Uranus
Why does the moon appear bright?
because it reflects light from the Sun
When can you view celestial objects?
Between sunset and sunrise
Why do we study space at night?
the sun is so bright that it outshines most celestial objects, absence if skyglow & we face away from the sun
Which galaxy is Earth in?
The Milky Way Galaxy
What makes the planets orbit the sun
What are moons made of and do they orbit the sun?
They are made of rock and they orbit planets, not the sun!
What are stars called if they have planets that rotate around them?
Stellar Systems
Name 4 objects we can see at nighttime
stars, planets, galaxies, moons, and meteor showers
What is a solar system?
Name all 7 planets in order
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus & Neptune
How many moons are in our solar system?
214
What are constellations? Name two
a group of stars that make a special shape. Big Dipper, Big Bear, Ursa Major, Orion etc.
How many hours does it take the Earth to spin? How many days to spin around the sun?
24 hours and 365 days
How was the Earth's moon formed
Formed when Earth collided with another small planet and the debris from the crash collected and began orbiting the Earth.