Show:
Rocks and Minerals
Chemistry
Ecosystems
Simple Machines and Forces
Cells
100
This is the type of rock found in Arkansas.
What is sedimentary
100
All matter is made of these small particles.
What is atoms.
100
An animal that hunts other animals for food.
What is a predator.
100
This type of simple machine contains an arm and a fulcrum.
What is a lever.
100
The control center of the cell.
What is the nucleus.
200
The process by which one type of rock changes to another type.
What is the rock cycle.
200
This chart lists all the elements found in nature.
What is the periodic table.
200
An animal that is hunted by others.
What is prey.
200
This force is the attraction between two objects.
What is gravity.
200
This type of cell contains chloroplasts.
What is a plant cell.
300
This type of rock is formed by extreme heat.
What is igneous.
300
Boiling, freezing, and melting are examples of this kind of change.
What is a physical change.
300
This group of organisms is at the base of every food web.
What are plants or producers.
300
In a lever system, the load should be closer to the ___in order to be the most effective.
What is the fulcrum
300
Energy is produced and stored in this part of a cell.
What is the mitochondria.
400
These are often found in sedimentary rocks in our area.
What is fossils.
400
When vinegar mixes with baking soda and releases carbon dioxide, this is evidence that a ____ has occurred.
What is a chemical change.
400
A group of like plants or animals that live in a location.
What is a population.
400
The type of energy an object has when it is in motion.
What is kinetic.
400
This part of the cell allows materials to pass in and out of the cell.
What is the cell membrane.
500
This mineral found in Arkansas is used to manufacture aluminum.
What is bauxite.
500
Anything that has mass and takes up space.
What is matter.
500
How energy is transferred within an ecosystem.
What is a food web or food chain.
500
Newton's first law of motion.
What is a body at rest tends to stay at rest and a body in motion tends to stay in motion until acted upon by a force.
500
This group of microorganisms can make their own food.
What is phytoplankton.