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|Name _____________________________||Date ___________________|
Complete the puzzle.
The number of protons in the nucleus of an atom. Elements are arranged according to this in a periodic table. (2 words)
The pull of gravity on an object.
Used to measure something that is not straight. (2 words)
The change of water from a gas into a liquid.
One of the two particles that make up a nucleus. This has no electric charge.
A type of power that is generated from falling water.
Water exists on earth in all ____ states of matter.
As a result of the law of conservation, during a chemical change the mass of the products is equal to the mass of the ____.
An element cannot be broken down into a ____ substance.
A state of matter that has no fixed shape and no fixed volume.
Used to measure temperature.
The most common substance on Earth.
The pull on the surface of liquids that allow liquids to form drops when they fall. (2 words)
Used to measure the volume of a liquid. (2 words)
Particles in a gas are ____ apart than the particles in a liquid.
The mass of a proton is approximately ____ to the mass of a neutron.
After a physical or chemical change, the total amount of matter is the ____ as it was before.
These move around an atom's nucleus and have a negative electric charge.
A solid always take up the same amount of this.
The temperature at which a given substance will change from a liquid into a gas. (2 words)
The upward force on matter that is in a liquid or gas. This allows objects to float in water.
The gas state of water. (2 words)