A change in matter that produces new kinds of matter.
What is a chemical change?
200
Which is one way that mixtures can be separated
A. changing its state
B. eating all the pretzels in the chex-mix first
C. pouring all the chex-mix in a bowl of water
What is A- changing its state?
300
What is the smallest particle?
What is an atom
300
True or False. Reactant is the chemical reactant of the new matter that forms.
What is False?
300
The force of a magnet is greatest at 2 areas called_________ ___________
What is Magnetic Poles
300
Static electricity is an ___________ that builds up on a material.
What is Electric charge
300
What is a circuit that has 1 battery and 2 light bulbs side by side?
A.Simple
B.Series
C.Parralell
What is B-Series
400
Which is denser?
A. Cotton
B. Water
C. Iron
What is C-Iron
400
The total energy of particles in matter.
What is Thermal energy?
400
Electromagnets are strong ___________ magnets that use electricity to produce magnetism.
What is Temporary
400
What is a device that changes chemical energy into electrical energy?
What is an Electric Cell
400
Folding paper is an example of ________ change.
What is physical
500
Where is the weakest point of gravity on Earth?
What is the highest points
500
The liquid part of a solution.
What is a solvent?
500
A bolt of lightning is an___________.
What is Electric discharge
500
A single particle of matter made up of 2 or more atoms.
What is a molecule?
500
What is something that always has an indefinite shape?