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WorksheetsUnit 1 The Physical Nature of Matter
Total questions: 27
Worksheet time: 27mins
Which of the following is not considered a traditional areas of study?
organic chemistry
physical chemistry
applied chemistry
biochemistry
Which type of chemistry studies all chemicals containing carbon?
physical chemistry
organic chemistry
applied chemistry
biochemistry
Which type of chemistry studies the processes that take place in organisms?
organic chemistry
physical chemistry
applied chemistry
biochemistry
Which type of chemistry focuses on the composition of blood matter.
applied chemistry
analytical chemistry
pure chemistry
physical chemistry
Which chemistry is the pursuit of chemical knowledge for its own sake.
applied chemistry
analytical chemistry
pure chemistry
physical chemistry
What type of chemistry help create nylon and aspirin?
physical chemistry
applied chemistry
analytical chemistry
pure chemistry
All are Steps in the scientific method except _____.
making observations
testing hypotheses
developing theories
team collaboration
A hypothesis is _____
information obtained from an experiment.
a proposed explanation for observations.
a concise statement that summarizes the results of many of experiments.
a thoroughly tested explanation for a broad set of observations.
An experiment is _____.
a procedure
used to test scientific law
manipulated by an independent variable
dependent on an independent variable
What is considered to be a concise statement summarizing results of many observations.
hypothesis
theory
scientific law
none of the answers apply
Properties used to describe matter can be classified as ____ or ____.
mass / volume
intensive / extensive
solute / solvent
liquid / solid
All are considered extensive properties except ____.
melting point
amount of matter in an object
space an object occupies
mass of an object
This property depends on the type of matter in a sample.
malleability
solubility
conductivity
intensive
This is a measure of the amount of matter the object contains.
mass
volume
temperature
volume and mass
The hardness of a bowling ball is an example of ____ property.
extensive
conductive
intensive
solid
This is a measure of the space occupied by the object.
mass
density
temperature
volume
This is a condition of a substance that’s observed or measured without changing the substance’s composition.
extensive property
chemical property
intensive property
physical property
This state of matter has a indefinite shape and a fixed volume.
vapor
solid
gas
liquid
During this change, properties of a material change, but the composition of the material does not change.
extensive
chemical
intensive
physical
The energy released when a piece of wood is burned has been stored in the wood as ____.
sunlight
heat
calories
chemical potential energy.
Which of the following statements about heat is false?
Heat always flows from warmer objects to cooler objects
Heat is the same as temperature
Adding heat can cause an increase in the temperature of an object
Heat cannot be specifically detected by senses or instruments.
Choose the correct word sequence for the spaces: In an endothermic process, the system ________ heat when heat is ________ its surroundings, so the surroundings _____________.
loses, released to, heat up
gains, absorbed from, cool down
gains, absorbed from, heat up
loses. released to, cool down.
What do we name energy that transfers from a warmer object to a cooler another.
temperature conduction
vaporization
extrinsic energy
heat
What units are used to measure heat flow?
Fahrenheit and Celsius
calories and joules
thermometers and scales
none of the answers apply
On what factor does the heat capacity of an object depend?
mass and volume
t emperature and insulation
chemical composition and mass
space occupied and volatility
Which science below is the study of energy changes during chemical reactions and changes in state?
nuclear chemistry
biochemistry
exothermology
thermochemistry
Because of the ______ the filling of a hot apple pie be much more likely to burn your tongue than the crust.
sugar in the apples
cinnamon spice on the apples
great amount of water
all of the answers are correct
