While the eyes of Punxsutawney, Pennsylvania are focused on the shadow of a groundhog. We here at AstroCamp have different shadows in mind. Using red, green, and blue lights, we’re making up to seven different shadows at once! The key to these shadows is the different lights, both their colors and their positions. Red, green,
You come into contact with nitrogen every day; it makes up 78% of our atmosphere. While it is very common to find nitrogen in its gaseous state, it is much more difficult to find it in its liquid state. That is because liquid nitrogen is very cold. If it gets warmer than -321°F it turns
All you need for this at-home science is a glass, a plate, a candle, water, a match, and a bit of caution, because we are dealing with fire. Step 1: Pour the water on the plate Step 2: Place the candle on the center of the plate Step 3: Light the candle (or have a
Have you ever been sitting inside on a rainy day and wondered how exactly rain is made? With a simple experiment, you can make it rain anywhere (anywhere that’s some kind of closed container, anyway). Materials: To perform this experiment, you will need hot (not boiling) water, plastic wrap, ice, and a container like a
Dry ice is the solid state of carbon dioxide, the gas we all breathe out, but have you ever seen it in liquid form? When left at room temperature, dry ice doesn’t actually melt; it sublimates, changing directly from a solid to a gas. To understand why, let’s take a look at its phase diagram,
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