A change in which one or more new types of matter form.
What is a chemical change?
100
A metal object that can pull some other metal objects toward itself.
What is a magnet?
100
This is the process by which plants make food.
What is photosynthesis?
100
This is the "brain" of the cell that controls most of the activities.
What is the nucleus?
100
A quality or characteristic of a living thing.
What is a trait?
200
Which one is NOT a clue to a chemical change?
A. a substance changes color.
B. a substance changes from a liquid to a gas.
C. Bubbles form in a substance.
D. A substance gives off a gas or gases.
What is B. a substance changes from a liquid to a gas?
200
Socks that stick together when they come out of the dryer is an example of this.
What is static electricity?
200
This is where coniferous trees' seeds are.
What are cones?
200
Organelles that contain chlorophyll are only found in these type cells.
What is plant?
200
The passing of traits from parents to offspring before birth.
What is heredity?
300
A rotting apple is an example of this.
What is chemical change?
300
Which will make an electromagnet stronger?
A. increasing the electric current flowing through the wire
B. replacing the iron core with copper core
C. Replacing copper wire with plastic
D. wrapping the wire around the iron core fewer times
What is A. increasing the electric current flowing through the wire?
300
Organelles that contain chlorophyll are only found in what kind of cells?
What is plant cells?
300
Scientists classify an organism a plant because the cells have this organelle.
What is a cell wall?
300
A skill that an animal develops after it is born.
What is learned behaviors?
400
You add vinegar to baking soda. It bubbles. Is this an example of a chemical change?
What is yes, it is a chemical change.
400
Which magnet is a permanent magnet, a bar magnet or an electromagnet?
What is a bar magnet?
400
Plants that have tubes to carry water and nutrients.
What are vascular plants?
400
A major difference between amoeba and bacteria.
What is an amoeba has a nucleus and bacteria do not.
400
Mary Smith has red, curly hair, blue eyes, and plays the piano beautifully. Which is a learned behavior?
What is plays the piano beautifully?
500
You heat water. It boils and evaporates. Is this an example of a chemical change?
What is no, it is not a chemical change? It is a physical change.
500
What will the south pole of a bar magnet always repel?
What is the south pole of another magnet?
500
Nonvascular plants, that do not have roots or tubes, must live near this.
What is water or moist places?
500
This is the way single celled organisms reproduce.
What is splitting into two cells?
500
Joe Inoitall reads Spanish, plays soccer, and has a long pointy nose. Which trait is inherited?