This is the main control center of a cell that contains the instructions for the cell and the organism that the cell is in.
What is a nucleus?
100
These are giant balls of gas that give off immense heat and light and have a powerful gravitational pull on objects around them.
What are stars?
100
These are hardened remains of animals and plants that lived millions of years ago.
What are fossils?
100
When a rubber band has been wound up or stretched it has this kind of energy.
What is potential energy?
100
This is the step of PHEOC where the scientist makes a good guess or a prediction about what might happen during the experiment.
What is a hypothesis?
200
These are the blood vessels that bring the blood back to the heart in order to get more oxygen.
What are veins?
200
These are bodies in space that are bigger than asteroids, comets, and moons, but smaller than planets.
What are dwarf planets?
200
This is what the continents are called by scientists when they were all connected as one mega-continent over 100 million years ago.
What is Pangaea?
200
Solar, Wind, Hydroelectric, and Geothermal are all examples of this type of energy source.
What is renewable energy?
200
This is a series of steps that a scientist performs to test their hypothesis to see if their guess was a good one.
What is experiment?
300
This is what organs like the lungs, muscles, or bones working together are called.
What is an organ system?
300
This is the force that holds us to the ground, the moon to the earth, and the earth to the sun.
What is gravity?
300
Sedimentary, Metamorphic, and Igneous are three types of this material on Earth.
What are rocks?
300
This is the upward movement of warm air and water to cooler areas.
What is convection?
300
This is the specific type of scientist that creates something new or comes up with a new way to do something that can make our lives easier.
What is an inventor?
400
You get 80,000 of these from your parents that have all of the instructions for how to make you, YOU.
What are genes?
400
These icy bodies have large elliptical orbits that occaisonally bring them near Earth at rare times, and when they fly close to our sun they have long tails that you can see in the night sky.
What are comets?
400
This was the last age of all the dinosaurs that became extinct during the mesozoic era that ended about 65 million years ago.
What was the Cretaceous Period?
400
This is the mineral that is used primarily as a heat source from atomic fusion for nuclear power.
What is uranium?
400
This is any object that neither sinks nor floats. We made one during an experiment earlier this year.
What is a FLINKER?
500
This is how many bones the average adult human skeleton has.
What is 206?
500
These have many different types because of their unusual shapes, such as: spiral, barred-spiral, elliptical, and irregular.
What are galaxies?
500
This is the very thin layer of Earth that the mountains, oceans, and the lands stand on that is the coolest layerof the earth.
What is the crust?
500
This special day in America is to celebrate and protect the environment on April 22nd every year.
What is Earth Day?
500
This was what the Mythbusters were testing to see if it was contagious in the episode we watched to show each of the steps of PHEOC.