States of Matter
Solar System
Quick Changes to Land
Strangers Things
Weather
100

Can be classified into three forms: solid, liquid, and gas

Matter

100

I was once a planet, but now I am considered a dwarf planet. 

Pluto 

100

I can erupt at any time

Volcano

100

Loves D&D and disappeared in season 1 

Will

100

Measures the temperature

Thermometer

200

Has a define volume, but not a define shape. 

Liquid

200

I am called the RED planet 

Mars

200

Tectonic plates moving against each other cause the surface to crack

Earthquake 

200

Dustin names the baby demogorgan this in season two. 

Dart

200

Rain, snow, sleet, or hail 

Precipitation

300

Has a define volume and a define shape.

Solid

300

I am the first of the OUTER planets, I am a gas giant. 

Jupiter

300

Can be caused by an earthquake, moving soil down a slope at a quick rate.

Landslide
300
The dark alternative dimension that took Will and Barbara (everyone forgets about Barb).

The Upside Down

300

The day to day outdoor conditions 

Weather

400

Adding this to a substance will change the state of matter. 

Heat

400

A Scientist who studies the stars.

Astronomer 

400

I don't just destroy the Earth Surface, but I also create NEW land.

Volcano 

400

He became the "babysitter" in season two and took my job very seriously throughout the rest of the series.

Steve Harrington

400

Measures the amount precipitation collected

Rain Gauge

500

 Has NO definite shape or definite volume 

Gas

500

Without me Earth would not survive.

The Sun

500

The restaurant where Hopper and Joyce were supposed to have dinner at the end of season 3. 

Enzos

500

A Scientist who studies weather

Meteorologist