Matter
Forces
Cells and Organisms
Energy
Earth and the Rock Cycle
100

This element has an atomic number of 1 and is the first element on the periodic table.

What is Hydrogen?

100

The downward pull of this force on Earth is approximate 9.8 meters per second squared.

What is Gravity?

100

This fundamental principle of biology states that all living things are composed of cells, cells are the basic unit of structure and function and all cells come from pre-existing cells.

What is cell theory?

100

An object that is in motion has this kind of energy

What is kinetic energy?

100

This inner-most layer of the earth is made of these two elements.

What is Iron and Nickel?

200

This change in state is when a substance changes from liquid to a gas

What is evaporation?

200

This force is always in a pair and is always equal and opposite of another force.

What is Normal Force?

200

This type of cell does not have a membrane-bound nucleus.

What is prokaryotic?

200

this law states that energy cannot be created or destroyed. It can only be changed.

What is the Law of Conservation of Energy?

200

This layer of earth makes up 84% of the planet's volume.

What is the Mantle?

300
When you divide an object's Mass by its volume, you find this measurement which often determines if an object will float in a liquid.

What is density?

300

This force is the term for the total magnitude of forces acting on an object at any time.

What is Net Force?

300

Chloroplasts are green organelles found only in these kinds of cells.

What are Plant Cells?

300

This diagram shows the way energy moves through an ecosystem.

What is a food web?

300

This kind of rock is created by intense heat or pressure.

What is Metamorphic Rock?

400

This element gets its chemical symbol, W, from the mineral Wolframite.

What is Tungsten?

400

Newton's Third Law states that force pairs are always this?

What is Equal and Opposite?
400

This scientist observed cork under a microscope and is credited as naming the object a cell.

Who is Robert Hooke?

400
Ripples on water or electromagnetic waves are this kind of wave.

What is Transverse?

400

This layer of earth is made of liquid iron and nickel.

What is the outer core?

500

Color change, production of gas, change in thermal energy, and production of a precipitate are example of which kind of change?

What is Chemical Reaction?

500

This law states that at any time, the net force on a body is equal to it's mass multiplied by its acceleration.

What is Newton's Second Law?

500

This is the process where a single cell divides into two identical cells.

What is Mitosis?

500

An earthquake or a sound wave is this kind of wave.

What is longitudinal?

500

This boundary between Earth's crust and the mantle, named after a Croatian geophysicist, is marked by a significant change in seismic wave velocity.

What is the Mohorovičić discontinuity, or the Moho?

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