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WorksheetsIPC Fall Final Review
Total questions: 65
Worksheet time: 40mins
In a laboratory, the following should not be worn
Loose clothing
Dangling jewelry
Sandals
All of the above
If you do not understand a direction or a part of a lab procedure, you should:
Figure it out as you do the lab
Try several methods until something works
Ask the instructor before proceeding
Skip it and go on to the next part
Horseplay or practical jokes in the laboratory are:
Always against the rules
Okay
Not dangerous
Okay if you are working alone
During the hypothesis stage of the scientific method, an educated guess is made from the question, the next step after the hypothesis is:
Collect data
Experiment
Analyze
The SI base unit of length is the .
Gram
Meter
Liter
Volume
The SI base unit of volume is the .
Gram
Meter
Liter
Distance
Density is a measurement of .
mass and length
mass and volume
length and volume
volume and distance
What is the density of an object that has a mass of 17 g and a volume of 3 cm3
5.6 g/cm3
12 g/cm3
0.17 g/cm3
51 g/cm3
Looking at the image, which two liquids have the highest and lowest densities, respectively?
Water and oil
Corn syrup and oil
Orange juice and water
Corn syrup and orange juice
How much mass is shown on the triple beam balance below?
43.1 g
432 g
341.8 g
314.2 g
The process of gathering information through the senses is called ____.
analysis
observation
hypothesis
inference
A factor in an experiment that changes from the manipulation of the independent variable is the ____.
constant
control
dependent variable
hypothesis
A factor that does NOT change in an experiment is the ____.
constant
control
dependent varialbe
hypothesis
Matter that has a definite volume and a definite shape is a ____.
gas
liquid
plasma
solid
A gas-like mixture with no definite volume or shape that is made up of positively and negatively charged particles is a ____.
gas
liquid
plasma
solid
Matter with no definite volume and no definite shape is a ____.
gas
liquid
plasma
solid
Matter that has a definite volume, but no definite shape is a ____.
gas
liquid
plasma
solid
Matter in which the particles are free to move in all directions until they have spread evenly throughout their container is a ____.
gas
liquid
plasma
solid
A fluid's resistance to flow is called ____.
viscosity
fluid pressure
byoyancy
stickiness
Three examples of a physical change are ____.
boiling of water, bursting of a balloon, and crumpling of a piece of paper
burning of gasoline, rotting of an egg, and exploding fireworks
freezing of water, evaporation of gasoline, and rusting of a nail
sawing of wood, crushing a can, and toasting a marshmallow
The shape of an apple is a ____.
chemical change
chemical property
physical change
physical property
____ is another name for a homogeneous mixture.
Liquid
Solution
Substance
Suspension
When two or more substances are combined so each substance can be separated by physical means, the result is a(n) ____.
chemical change
compound
element
mixture
____ is NOT a homogeneous mixture.
Permanent-press fabric
Glue
Vinegar
Gelatin
Mass is a measurement of:
how hot or cold something is.
anything that has volume and takes up space.
how much surface something has.
the amount of matter in an object.
To measure temperature during a phase change from ice to liquid water, you need a:
hot plate.
ring stand.
thermometer.
clamp.
The density of an object equals its:
mass ÷ volume
mass × volume
volume ÷ mass
volume + mass
List the phases of water in order, from the phase with the slowest molecular movement to the phase with the fastest molecular movement.
Gas-Liquid-Solid
Solid-Liquid-Gas
Gas-Solid-Liquid
Liquid-Gas-Solid
The smallest particle of an element that retains the identity of the element is a(n):
atom.
molecule.
ion.
compound.
A viscous liquid is:
very dense.
resistant to flowing.
hard to pour.
all of the above
Condensation occurs when:
a gas changes to a solid.
a solid changes to a gas.
a liquid changes to a gas.
a gas changes to a liquid.
A general name for all the substances created as a result of a chemical reaction is:
reactant.
product.
precipitate.
coefficient.
When a substance burns, it is showing a ______ change.
Density
Chemical
Physical
Viscosity
A ____ happens when a new substance is formed with new and different properties from the original substance.
Viscosity change
Chemical change
Density change
Physical change
A ________ mixture is well-mixed and has particle so small they cannot be seen.
Homogeneous
Heterogeneous
Chemical
Compound
The resistance of a fluid to flow is _______-
Density
Buoyancy
Viscosity
Ductility
A _____ happens when a change does not produce a new substance, but the physical properties only are changed.
chemical change
physical change
burning
rusting
A _____ mixture is made of different materials that are distinct.
Homogeneous
Heterogeneous
Solution
Compound
A _____ mixture is made of different materials that are distinct.
Homogeneous
Heterogeneous
Solution
Compound
Sharpening a pencil is a ___________ change.
Chemical
Physical
Viscosity
Density
A _____ mixture is made of different materials that are distinct.
Homogeneous
Heterogeneous
Solution
Compound
Chocolate chip cookies and air are ___________
atoms
molecules
compounds
mixtures
Water, sugar, natural gas, and carbon dioxide are _______
atoms
compounds
elements
mixtures
The smallest part of an element that has all the properties of that element is the ______________.
proton
electron
atom
molecule
Change of state from solid to liquid to gas is because of a ___________ property.
Chemical
Physical
Viscosity
Homogeneous
Solutions and dissolving are examples of _______ properties.
Chemical
Physical
Viscosity
Heterogeneous
When iron rusts it is undergoing a _________ change.
Chemical
Physical
Viscosity
Heterogeneous
