Density
Life of a star
Our solar system
Atoms
Wild cards
100

What unit do we use to label density?

g/cm3

100

Before a star forms it is a 

nebula- gas and dust

100

Where do we find the most asteroids? 

Between Mars and Jupiter

100

What is the smallest atom/element that exists?

Hydrogen

100

What is the name of the boundary of a black hole?

The event horizon.

200

The density of oil is .9 g/cm3. Will it sink or float?

Float

200

What is the name of the supermassive black hole in the center  of our solar system?

Sagittarius A

200

Which planets have no moons?

Mercury and Venus?

200

How many protons, neutrons and electrons does Boron have?

P:5

N: 6

E: 5

200

What is it called when a piece of rock from space hits the earth?

A meteorite

300

You have a block of cheese and a loaf of bread that have the same volume. Which will be more dense?

The cheese

300

What type of black hole is the most common in our galaxy?

Stellar black holes?

300

Where is the boundary of our solar system?

The Oort cloud

300

Why do we want the same number of protons as electrons?

Protons have a positive charge and electrons have a negative charge, we want them to be balanced

300

What is something you find in our solar system that has an extremely eccentric orbit? 

a comet

400

What happens to the volume, mass and density of the core of a star as it ages?

Volume decreases

Mass stays the same

Density increases

400

Which size of star lives the longest

Small stars

400
Which planets have rings?

Jupiter, Saturn, Uranus, Neptune

400

How many Protons, Neutrons and Electrons in Tungsten 

P: 74

N: 110

E: 74

400

What is it called when a substance goes from a solid to a gas?

Sublimation


500

Name a substance that is less dense as a solid and more dense as a liquid

H2O

500

What is the name for the energy released from a black hole when dust falls into it

A quasar

500

Where is pluto found?

In the Kuiper belt

500

How many protons, neutrons and electrons in oganesson?

P: 118

N: 176

E: 118

500

How many molecules are in this image?

How many atoms are in this image?

1 Molecule

24 Atoms