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Worksheetshonors science - final exam
Total questions: 23
Worksheet time: 17mins
Name
Class
Date
1.
What is the first step in the engineering and design process?
a)
identify the problem and any criteria / restraints
b)
brainstorm
c)
select a solution
d)
build a prototype
2.
What is a criteria?
a)
things the design needs to be successful / tasks the design should be able to complete
b)
limitations on the design or the process
3.
What is a constraint?
a)
things the design needs to be successful / tasks the design should be able to complete
b)
limitations on the design or the process
4.
what is a test?
a)
a procedure intended to establish the quality / performance of something
b)
share or exchange information
c)
a detailed proposal to achieve something
d)
a situation needing to be dealt with
5.
what is communication?
a)
a procedure intended to establish the quality / performance of something
b)
share or exchange information
c)
a detailed proposal to achieve something
d)
a situation needing to be dealt with
6.
what is a plan?
a)
a procedure intended to establish the quality / performance of something
b)
share or exchange information
c)
a detailed proposal to achieve something
d)
a situation needing to be dealt with
7.
what is engineering?
a)
a proposal to achieve something
b)
when knowledge of science and mathematics is used to solve problems
c)
construct something by putting materials together over time
d)
facts that are collected from an experiment / experience
8.
what is data?
a)
a proposal to achieve something
b)
when knowledge of science and mathematics is used to solve problems
c)
construct something by putting materials together over time
d)
facts that are collected from an experiment / experience
9.
what is an acid?
a)
a solution that produces hydrogen ions
b)
a solution that releases hydroxide ions
c)
a solution that tastes sour
d)
a solution that tastes bitter
10.
what is a base?
a)
a solution that produces hydrogen ions
b)
a solution that releases hydroxide ions
c)
a solution that tastes sour
d)
a solution that tastes bitter
11.
what is a neutral?
a)
a solution that has a pH level of 7
b)
a solution that has a pH level of 0-6.9
c)
a solution that has a pH level of 8-14
12.
what are some characteristics of acids?
a)
produce hydrogen ions
b)
taste sour
c)
turn litmus paper red
d)
taste bitter
e)
feel slippery
13.
what are some characteristics of bases?
a)
taste bitter
b)
feel slippery
c)
release hydroxide ions
d)
turn litmus paper blue
e)
produce hydrogen ions
14.
which is an example of a synthesis reaction?
a)
A + B = AB
b)
AB + CD = ABC + D
c)
AB = A + B
d)
AB + CD = AC + BD
15.
which is an example of a decomposition reaction?
a)
A + B = AB
b)
AB + CD = ABC + D
c)
AB = A + B
d)
AB + CD = AC + BD
16.
which is an example of a single replacement reaction?
a)
A + B = AB
b)
AB + CD = ABC + D
c)
AB = A + B
d)
AB + CD = AC + BD
17.
which is an example of a double displacement reaction?
a)
A + B = AB
b)
AB + CD = ABC + D
c)
AB = A + B
d)
AB + CD = AC + BD
18.
what are products of a chemical reaction?
a)
what is produced by a chemical reaction
b)
the pieces being bonded together in a chemical reaction
c)
the "equal" sign in a chemical reaction
19.
what are reactants of a chemical reaction?
a)
what is produced by a chemical reaction
b)
the pieces being bonded together in a chemical reaction
c)
the "equal" sign in a chemical reaction
20.
what does "yield" mean of a chemical reaction?
a)
what is produced by a chemical reaction
b)
the pieces being bonded together in a chemical reaction
c)
the "equal" sign in a chemical reaction
21.
what is neutralization?
a)
when a solution has a pH of 7 and water is produced
b)
when a solution has a pH of 7 and water and salt is produced
c)
when a solution has a pH of 12 and is a strong base
d)
when a solution has a pH of 4 and is not acidic
22.
what are the numbers in the reaction in image 1 called?
a)
subscripts
b)
coefficients
23.
what are the numbers in the reaction in image 2 called?
a)
subscripts
b)
coefficients
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