Gravity/the Big Bang/Distances
TRUE or FALSE: An object's weight changes wherever it is in the universe.
TRUE
This type of galaxy has unusual shapes like toothpicks, rings, or little groupings of stars.
Irregular
90% of stars in the galaxy are part of the ______
Main sequence
What is the gravitational center of our solar system?
Da sun
What is the most common language spoken by NATIVE speakers (meaning that was the first language they ever learned)
Mandarin
If you drop a baseball and a bowling ball at the same time from the same height and they are in free fall, which one will hit the ground first?
Both at the same time
What do most galaxies orbit around?
A supermassive black hole
What does the color of a star determine?
Temperature
What are inner planets mostly made of?
Rock and metal
Sing "Fur Elise" by Beethoven.
Deedle deedle dee do dee dee do
How did the universe start, and what is it continuing to do?
It started as a SINGLE POINT and it is continuing to EXPAND.
What is the name of our galaxy? What type of galaxy is it?
Draw and label an H-R diagram with the correct axes
*I can't put a picture :(
What are outer planets mostly made of?
Gas and ice
What animal is the mascot for Tootsie Pops?
Owl
Define WEIGHT
WEIGHT is a measurement of gravity.
Describe an ELLIPTICAL galaxy.
Round or oval shape, little organization or structure
List the steps in the life cycle of a LOW/MEDIUM MASS star
Stellar nebula -> average star -> red giant -> planetary nebula -> white dwarf
What are comets? Describe their orbits.
Icy objects that orbit the sun for longer periods than planets or asteroids
What do you call the hard casing at the end of a shoelace?
Aglet
Light year: Stellar distances
AU: Distances within the solar system
Describe all 3 types of galaxies as they appear on your study guide.
Elliptical: round or oval, little organization
Spiral: Giant rotating pinwheels
Irregular: Unusual shapes like toothpicks, rings, or little groupings of stars
List the steps of the life cycle of a MASSIVE star
Stellar nebula -> massive star -> red supergiant -> supernova -> neutron star/black hole
List all 8 planets in order from closest to farthest from the sun.
What year was SBS founded?
1903