The reason why a burning piece of wood is a chemical change.
What is a new substance has been formed, energy is given off, and it cannot be reversed?
100
When electrons move from place to place- or the flow of electrons.
What is current electricity?
100
When you put two south poles of a magnet together they will do this.
What is repel?
100
Geologic time is measured in these units.
What is millions of years?
100
The word that describes animals that look like their surroundings.
What is camouflage?
200
The whole is equal to the sum of its __________ .
What is parts?
200
Using a D-cell battery, wire, and a lightbulb, you can do this.
What is make the light bulb glow or make a complete circuit?
200
The Earth's magnetic field is similar to a magnet because of these.
What are north and south poles?
200
Hot liquid pouring over the top of a volcano.
What is lava?
200
Stages a living organism goes through during its lifetime.
What is a life cycle?
300
Abby is given 10 ounces of clay. She makes a pot , a clay snake, and a cup from the clay. Abby puts the three objects on the scale and notices they weigh the same amount. (What is the weight now?)
What is 10 ounces?
300
The discharge from cloud to ground or ground to cloud of static electricty that has built up in the clouds or groud as air moves across Earth's surface.
What is lightning?
300
The type of magnetism produced when an iron core is magnetized by an electric current passing through a wire coiled around the iron core.
What is electromagnetism?
300
When two sections of earth's crust run into each other.
What is convergent plate movement?
300
The surroundings in which an organism lives.
What is environment?
400
Three examples of a physical change.
What is ice melting, sharpening a pencil, and cutting paper? (Any 3 that are correct)
400
In this type of electricity, light is released and you can feel a shock.
What is static electricity?
400
Iron, lead, water, nickel, cobalt, gold, silver- which 3 substances are attracted to a magnet.
What is iron, cobalt, and nickel?
400
When sections of the Earth's crust pull apart.
What is divergent plate movement?
400
The process of a characteristic being passed from parents to their young.
What is inherited?
500
A chemical change that takes place in the body.
What is the digestion of food?
500
Three examples of electrical conductors.
What are wires, pennies, nails, keys? (any others that are correct)
500
Evidence that the Earth has a magnetic field.
What is compass needles line up with it?
500
The Grand Canyon was formed by these 2 forces.
What are weathering and erosion?
500
Four ways variations may be displayed or exhibited in an organism.
What are size, shape, behavior, function, body parts? (Any 4)