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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
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 form an idea of an expected result (make a guess)
D
observations of objects by comparing how many, or how much of an object using measurement and numbers.
2) Infer 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 how many, or how much of an object using measurement and numbers.
D
observations of objects by comparing the shape, size, color of an object.
3) Classify means
A
observations of objects by comparing how many, or how much of an object using measurement and numbers.
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
examines the properties or attributes of an object and their interactions using your senses and measurement.
4) Observe 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 form an idea of an expected result (make a guess)
D
to put items into groups by shape, size, color or whatever attributes that are alike or similar.
5) Qualitative observation means
A
to put items into groups by shape, size, color or whatever attributes that are alike or similar.
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
observations of objects by comparing the shape, size, color of an object.
6) Quantitative observation means
A
observations of objects by comparing the shape, size, color of an object.
B
a reasonable explanation for what happened based on direct observations.
C
observations of objects by comparing how many, or how much of an object using measurement and numbers.
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 change because of the experiment
B
Variables that change because of the experimenter
C
Variables that do not change
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
Justin
B
mass of the snots the tissue can hold
C
amount of tissue
D
type of tissue
9) Tiffany was investing how fast it took Hayden to react to different sounds. Identify the dependent variable.
A
different sounds
B
how fast Hayden reacted
C
playing the trumpet over and over
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
3 mm holes
B
distance water traveled out of carton
C
different heights of holes in container
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
ice water from Iceland
B
different heights of holes in container
C
distance water traveled out of carton
D
3 mm holes
*select an answer for all questions
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