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Science Unit 1 Review
Test Description: Experimental Design
Instructions: Answer all questions to get your test result.
1) Predict means
A
a reasonable explanation for what happened based on direct observations.
B
observations of objects by comparing how many, or how much of an object using measurement and numbers.
C
to form an idea of an expected result (make a guess)
D
examines the properties or attributes of an object and their interactions using your senses and measurement.
2) Infer means
A
observations of objects by comparing how many, or how much of an object using measurement and numbers.
B
to put items into groups by shape, size, color or whatever attributes that are alike or similar.
C
observations of objects by comparing the shape, size, color of an object.
D
a reasonable explanation for what happened based on direct observations.
3) Classify means
A
examines the properties or attributes of an object and their interactions using your senses and measurement.
B
a reasonable explanation for what happened based on direct observations.
C
to put items into groups by shape, size, color or whatever attributes that are alike or similar.
D
observations of objects by comparing how many, or how much of an object using measurement and numbers.
4) Observe means
A
to put items into groups by shape, size, color or whatever attributes that are alike or similar.
B
to form an idea of an expected result (make a guess)
C
a reasonable explanation for what happened based on direct observations.
D
examines the properties or attributes of an object and their interactions using your senses and measurement.
5) Qualitative observation means
A
a reasonable explanation for what happened based on direct observations.
B
to put items into groups by shape, size, color or whatever attributes that are alike or similar.
C
observations of objects by comparing the shape, size, color of an object.
D
observations of objects by comparing how many, or how much of an object using measurement and numbers.
6) Quantitative observation means
A
observations of objects by comparing the shape, size, color of an object.
B
observations of objects by comparing how many, or how much of an object using measurement and numbers.
C
a reasonable explanation for what happened based on direct observations.
D
to put items into groups by shape, size, color or whatever attributes that are alike or similar.
7) Control variables are
A
Variables that do not change
B
Variables that change because of the experimenter
C
Variables that change because of the experiment
D
Variables that change because of the effects
8) Justin usually blows his nose using Kleenex tissues. His snot keeps leaking through the tissue. He decided he is going to create an experiment to find out if there is something better. What is his independent variable?
A
type of tissue
B
amount of tissue
C
mass of the snots the tissue can hold
D
Justin
9) Tiffany was investing how fast it took Hayden to react to different sounds. Identify the dependent variable.
A
playing the trumpet over and over
B
different sounds
C
how fast Hayden reacted
D
how much time it took Hayden to react
10) Mario studied how far room temperature water would spurt out of a plastic milk carton when 3mm holes were punched at different heights from the bottom of the container. Identify a constant.
A
different heights of holes in container
B
3 mm holes
C
distance water traveled out of carton
D
ice water from Iceland
11) Mario studied how far room temperature water would spurt out of a plastic milk carton when 3mm holes were punched at different heights from the bottom of the container. Identify the dependent variable.
A
different heights of holes in container
B
ice water from Iceland
C
distance water traveled out of carton
D
3 mm holes
*select an answer for all questions
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