Scientific Inquiry
Physical and Chemical Properties
Measuring Matter
Classifying Matter
Mystery
100
Using Prior knowledge to make a prediction is called making a
A hypothesis
100
Malleability (the ability to bend) is a _______________ property
Physical
100
Milliliters are used to measure
volume
100
Air is a ____________________ mixture (you can't see all the parts)
Homogeneous
100
If you are breaking rocks with a hammer, what protective gear will be MOST important?
Goggles
200
A quantitative observation is
An Observation with Numbers
200
When bonds break and new bonds form, a substance has gone through a _______________ change
Chemical
200
True or False: Weight and Mass are the same thing
False
200
Describe the movement of the particles in a solid
vibrating in place (little movement)
200
You tie back loose hair and clothing when working with
An open flame
300
If a persons likes and dislikes are keeping them from reporting data accurately they are said to be using
Personal bias
300
All substances keep their identities in a ________________ change
Physical
300
The point at which a liquid changes to a gas is called the ________________ point
Boiling
300
Atoms that have the same number of protons are called
elements
300
What type of graph do you use when showing change over time?
A line Graph
400
The Variable that causes the change is called the
Independent Variable
400
A tree burning is a __________________ change
Chemical Change
400
In a chemical reaction the mass of the reactants is ____________________________ the products
equal to
400
In a periodic table, all elements in a group or family have _________________________
Similar properties
400
What is as estimation?
An approximate value, educated guess
500
How many variables should you change in an experiment
ONE !!!
500
When a substance moves from a state to state, the particles must gain or lose ________________
Energy
500
Density is Mass/volume. What two tools do you need to measure mass and volume
a triple beam balance and a graduated cylinder
500
Id a substance has particles that slide around one another but still touch, it is most likely a
liquid
500
Is wood burning an endothermic or exothermic reaction?
Exothermic
M
e
n
u