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100
In the metric system we use this to measure volume
What is a liter?
100
These are found in the center of atoms and have a positive charge.
What are protons?
100
The process by which particles move from an area of high concentration to an area of low concentration.
What is diffusion?
100
The name given to the lower chambers of the human heart.
What are ventricles?
100
When the earth passes directly between the sun and the moon
What is a lunar eclipse?
200
We use this as the base unit to measure length in the metric system.
What is a meter?
200
We would look at this chart to find the symbol, atomic number and other information about elements.
What is the periodic table?
200
The central part of the atom made up of protons and neutrons.
What is the nucleus?
200
The amount of matter in an object.
What is mass?
200
Oceans rise and fall twice a day to produce these
What are tides?
300
We use this instrument to measure mass.
What is a triple beam balance?
300
A subatomic particle that has no charge at all
What is a neutron?
300
The names of the 3 layers of the earth.
What are the crust, mantle and core?
300
We carry oxygen and deliver it to cells.
What are red blood cells?
300
A speed in a specific direction.
What is velocity?
400
We use this instrument to measure a liquid.
What is a graduated cylinder?
400
NaCl
What is table salt?
400
This causes the earth's seasons.
What is the tilt of the earth?
400
Genes are made of this long coiled molecule shaped like a double helix.
What is DNA?
400
For every action there is an equal and opposite reaction.
What is Newton's third law?
500
A propery of matter; the mass of a substance in a certain volume. It is equal to mass/volume.
What is density?
500
This form of energy is energy of motion.
What is kinetic energy?
500
The name given to the supercontinent that scientists believe existed millions of years ago.
What is Pangaea?
500
This is equal to the distance divided by time (D/T).
What is speed?
500
These are the names given to the 3 kinds of blood vessels.
What are arteries, veins, & capillaries?
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