Solar System
How many planets are in our solar system?
8
This icy planet is known for its bluish-green color
Uranus
Who was the first person on the moon?
Neil Armstrong
This is a chunk of matter that enters the atmosphere and is heated by friction with the air to the point of burning up as it falls towards the Earth.
Meteor :)
Occurs when the moon moves directly between the Sun and Earth and casts its shadow over part of the Earth.
Solar Eclipse
How long does a full revolution take for Earth?
365.25 days
Smallest and biggest planet?
Mecury and jupiter
Event that happened: Rapid expansion of space itself from an infinitely hot, dense, single point
The Big Bang
What is a super nova?
An exploding star
a region in spacetime where gravity is so strong that nothing, not even light, can escape
black hole :)
The sun is a ____
STAR
Name all planets in our solar system (IN ORDER :))
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus Neptune
launched in 1990, has captured images of distant galaxies and nebulae
Hubble Space Telescope
what gas(es) make up the mass of a star?
Hydrogen and Helium
What is a light year?
The distance light travels in one year (about 5.88 trillion miles!)
What planet has the most moons?
SATURN!!!! YAYAYYAYAYA
Which planet has the fastest rotation on its axis?
Jupiter!!
What year did humans first land on the Moon?
1969
What's the difference between an asteroid and a comet?
Asteroids are rocky and comets are icy
How old is the Milky Way?
13.61 billion year (13 billion)
What are the four inner planets called?
Terrestrial planets
What is the diameter of the Earth?
7,926.2 Miles (within 1,000)
Who proposed that the planets orbit the Sun, not Earth?
Copernicus!
name for a rapidly spinning neutron star that emits beams of radiation
pulsar!!
Names ALL moon phases (There are 8)
New moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, waning crecent