Composition of the Universe
The sun is a star (True or false)
True
How many planets are in our solar system?
8
Is a comet made out of Ice & rocks or Fire & rocks
Ice & rocks
What two factors affect gravity?
mass and distance
Which planet is the biggest?
Jupiter
What is the name and shape of the galaxy that contains Earth?
The Milky Way Galaxy (Spiral)
What 4 planets are considered Gas Giants (outer planets)?
Jupiter, Saturn, Uranus, Neptune.
What is in between Mars and Jupiter, separating the inner and outer planets?
The Asteroid Belt
As two objects gets closer, their gravitational pull ______.
increases
Which planet is the coldest?
Neptune
a supermassive black hole
Planets that are rocky and dense and found within the inner solar system are ________ to the Sun.
closest
Large chuck of ice, dust, gasses, and rock that orbit the sun. They are sometimes referred to as "dirty snowballs"
Comet
As mass increases (object gets bigger), gravity ________.
increases
Which Planet is sideways?
Uranus
What is an exoplanet?
A planet outside of our solar system
Why is Pluto no longer a planet and now classified as a dwarf planet? (2 reasons!!)
It is very small and does not have enough gravity to clear away debris/ objects in its orbit
A meteoroid that hits Earth's surface is called a...
Meteorite
Which has more gravity? The Sun or the moon? And why?
The Sun, because it's bigger
What are planets outside of our solar system called? (Hint: EXIT)
Exoplanets
Place these items in order from largest (top) to smallest (bottom)
star, solar system, planet, universe, moon, galaxy
Universe
Galaxy
Solar System
Star
Planet
Moon
Name the eight planets in order from the sun starting with the closest to the sun.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune
A space rock from outer space that burns up in the atmosphere, sometimes called a shooting star is a...
Meteor
Why does Jupiter have the most moons?
It has the most mass
Which Planet is Mrs. Barnes' mother-in-love named after?
Venus