Compound, Mixture, Solution
Scientific Method
Energy
Newton's Laws of Motion
Reactions
100
What is represented by the picture?
A Compound
100
What are the two types of observations?
Qualitative and Quantitative
100
Energy has the ability to do what
Cause change or do work
100
What is the unit of measure for Force?
Newton (N)
100
What are the two parts of a chemical reactions called
Reactants and Products
200
2 or more things that are physically combined are
A Mixture
200
Ture or False: The procedure must be repeatable.
True
200
What are the two forms of energy?
Potential and Kinetic energy
200
What is the correct formula for mass?
Mass = force/acceleration
200
What are the two types of changes?
Physical and Chemical
300
What is H20 and CO2
Compounds
300
What would you put on the materials list?
Everything you would need to complete the experiment
300
What is an example of energy that is potential energy
Chemical, Nuclear, stored mechanical, gravitational, Magnetic, static electrical
300
Friction acting on a rolling ball is an example of _______________________
Unbalanced forces
300
Is this a balanced chemical equation?
1N₂ + 3H₂→2NH₃
Show your work
Yes.
2 = N= 2
6 = H = 6
400
How do you know a chemical reaction has occurred ?
Something new is created
400
What is a hypothesis?
What you predict the answer to your question will be
400
What is an example of Kinetic energy
Radiant, thermal, motion ( Mechanical), Sound, Electrical
400
Its position changes relative to another object
Motion
400
Balance this equation.
____ KClO₃→2 KCl + 3O₂
Show your work
2
2= K= 2
2 = Cl= 2
6 = O= 6
500
What method would you use to separate peas from the water it is boiled in?
Filtration
500
How is a procedure written?
In list form, in third person, assume that you have already gathered your materials
500
What is it called when energy passes through one object to another without changing form?
Energy Transfer
500
resistance to the change of motion is called __________
Inertia
500
Is this balanced or unbalanced?
4 NaCl + 1 F₂→2 NaF+1 Cl₂
Show your work
Unbalanced
4 = Na = 4
4 = Cl = 2
2= F= 2