Matter
Atoms
Table elements
Chemical and Physical Changes
Change solids, liquids, and gases
100
What is matter?
What is anything that has mass.
100
An atom's protons and neutrons are packed tightly in it's center, called the:
What is the nucles
100
How many elements are in the periodic table?
What is 118
100
What is a Physical change?
What is a change in matter in which no new substance is produced. It may involve a change of a state and it can usually be reversed.
100
If you heat a solid, it may?
What is melt into a liquid.
200
What is a shape of matter that have molecules that move freely past each other?
What is gas.
200
When atom's combine they form what?
What is molecules.
200
What are H2O and NaCl atom, molecule or compound?
What is a compound.
200
What is a Chemical change?
What is a change in matter in which one or more new substances are produced. It is difficult to reverse.
200
If you heat a liquid, it may?
What is evaporate.
300
Witch phase of matter contains molecules that move that are packed together so that they hold their shape and do not flow.
What is a solid.
300
What are the three things atom's are made of?
What is protons, neutrons, and electrons.
300
What is a water compound made of?
What is hydrogen and oxygen.
300
What are examples of a Physical change?
What is melting, freezing, dissolving
300
If you cool a gas it, may?
What is condense into a liquid.
400
Witch phase of matter contains molecules that are loosely packed together and can flow past each other?
What is a liquid.
400
What part of the atom contains almost all of the mass.
What is the nucleus.
400
What is table salts periodic element.
What is NaCl
400
What is an example of a Chemical change?
What is cooking, burning, rusting
400
If you cool a liquid, it may?
What is freeze into a solid.
500
What will happen if you heat a liquid past it's boiling point?
What is it will evaporate into a gas.
500
When you add two atoms together they make a molecule ,but when the two molecules are added together they make what?
What is a compound.
500
What is waters element?
What is H2O
500
Give me one clue to a Chemical change.
What is heat or light might be given off, smell, color change, or gas may be formed.
500
Clouds, dew, and water droplets on the outside of glass on a hot day are all caused by:
What is condensation.
M
e
n
u