Carbon Cycle
Plants take in this gas to make food.
What is Carbon Dioxide?
The sun is not a planet- it is this kind of object.
What is a star?
A huge group of billions of stars, gas, and dust is called this.
What is a galaxy?
This phase looks like a bright circle in the sky.
What is a full moon?
The planet closest to the sun.
What is Mercury?
Animals release carbon dioxide when they do this.
What is breathing? (Respiration)
The sun gives earth this energy that keeps us warm and helps plants grow.
What is light and head (solar energy)?
Our home galaxy is named this.
This phase is when we cannot see the moon at all from earth.
What is a new moon?
This is the name for a picture made by connecting stars in the sky.
What is a constellation?
Plants make oxygen and sugar using sunlight in this process.
What is photosynthesis.
The sun is made mostly of these two gases.
What are hydrogen and helium?
Stars are “born” in big clouds of gas and dust called these.
What are nebulas (nebulae)
A moon shape that looks like a banana or smile is called this.
What is a crescent moon?
The largest planet in our solar system.
What is Jupiter?
When plants and animals die and break down, carbon returns to the soil through this.
What is Decomposition?
This process inside the sun turns hydrogen into helium and makes energy.
What is nuclear fusion?
When a very large star explodes at the end of its life, it is called this.
What is a supernova
It takes about this many days for the moon to go through all its phases.
What is a bout 29 days.
Earth is called this type of planet because it is rocky.
What is a terrestrial (rocky) planet
Burning fossil fuels adds extra carbon to this part of the earth. Think hard!
What is the atmosphere?
The sun is the center of this system that includes earth and other planets.
What is the Solar System?
after a giant star dies, they can collapse into this object with super strong gravity.
What is a black hole?
Moon phases happen because the moon does what around the earth?
What is orbit? (Revolve)
What is Orion?