1
A snack mix is an example of this.
What is a mixture?
When two or more atoms are joined together chemically
What is Molecule
The big number in front of a molecule in a chemical equation.
What is a coefficient?
Color, luster, odor
What are physical properties?
What are the three types of heat transfer?
What is conduction, convection, and radiation?
This type of mixture looks uniform throughout. Saltwater is a good example.
What is a homogenous mixture?
A substance formed by chemically combining two or more atoms of different elements is known as
What is Compound
What is H2O
Water
Giving off heat or light is a clue that this type of a change is occuring.
What is a chemical change?
The law of conservation of matter?
What is matter cannot be created or destroyed?
What term refers to anything that occupies space, physical and chemical properties and exists in gas, liquid or solid form
What is Matter
All matter exists in four forms solid, liquid, plasma and
What is gas
The elements can be found on the right side of the periodic table of the elements.
What are non metals (What are noble gasses is also acceptable)
There are this number of elements on the periodic table of the elements.
What is 118?
Ice is an example of a
What is Solid
Elements represent unique forms of these little thingies. The building blocks of everything!
What are atoms.
When one chemical changes its state of matter, the change is called
What is Physical Change
The atomic number tells us this.
What is the number of protons?
There are this many periods on the periodic table of the elements.
What is seven?
How do hot air balloons rise?
What is convection?
This is the smallest type of atom.
What is Hydrogen.
What type of change occurs when ice melts to water
What is Physical
This is made when salt is dissolved in water
What is Mixture (also what is solution)
an atom of an element has 15 protons, 15 electrons and 16 neutrons has an atomic mass of
What is 31
Flammability and oxidation
What is a chemical property?
Atoms bond together to form these.
What are molecules?
Water is made of these two elements?
Hydrogen and Oxygen
Name the two properties of matter
What are Physical and Chemical
Giving a client a perm would be considered what type of change
What is Chemical
Curling hair with a curling iron would be considered what type of change
What is Physical