Chapter 1
Chapter 2
Chapter 3
Basic Science stuff
Units and things
100
What is the instrument used to measure volume of a liquid?
Graduated Cylinder
100
What is a object that cannot be broken down into simpler substances?
Element
100
What is the type of reaction which feels hot to the touch?
Exothermic
100
A _____ is used as a standard for comparison in an experiment.
control
100
What is the Interval between two events?
time
200
A(n) _____ is an explanation based on many observations, supported by experimental results.
theory
200
A mixture in which the particles are uniformly spread out is ___
Homogeneous
200
What is the amount of energy it takes to change a liquid into a gas
Heat of Vaporation
200
What is the amount of matter in an object?
mass
200
What is the amount of space occupied by an object?
volume
300
Looking at the picture of the piece of lab equipment below, what is it _________________ and what is it used for _____________?
triple beam balance, used to measure mass
300
Matter that always has exactly the same composition
Pure substance
300
What is the state of matter exists at extremely low temperatures?
Bose-Einstein Condensate
300
The _____ variable depends on the manipulation of the other variable.
dependent
300
What is the mass per unit volume?
Density!
400
Looking at the international symbol for lab safety below, what does this symbol represent?
Radiation
400
What is the volume of an object that has a mass of 20 g and a density of 2.7 g/cm3?
7.41cm3
400
What is the name for the type of energy an object has due to its motion?
Kinetic Energy
400
A ______________ _______ is a “rule of nature."
Scientific Law
400
What is the density of an object that has a mass of 5 g and a volume of 5 cm3?
1 g/cm3
500
In which step of the scientific method is information obtained through the senses?
Making Observations
500
A heterogeneous mixture that scatters light and never settles
Colloid
500
Label the diagram
1. Melting 5. Condensation
2. Freezing 6. Sublimation
3. Vaporization 7. Deposition
4. Evaporation
500
Physical science is the study of _________?
Matter and Energy
500
What is the mass of an object that has a volume of 10 cm3 and a density of 2.5 g/cm3?
25g