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Unit 1 NoS Quizizz Review

Total questions: 71

Worksheet time: 1hrs 7mins

Name
Class
Date
1.
Which of the following is a scientific observation? 
a)
The potato is brown in color.
b)
The potato tastes the best.
c)
The potato may cause allergies.
d)
The potato smells funny. 
2.
What is another word for hypothesis?
a)
evidence
b)
graph
c)
investigation
d)
prediction
3.
A scientist is collecting data on the number of times a cricket chips per minute. What sense is the scientist most likely using to make observations?
a)
hearing
b)
smell
c)
sight
d)
touch
4.
Justin blows his nose, but mucus seems to leak through the tissue.  He decides to test which tissue holds up the best while sneezing.  What is the independent variable?
a)
sneezing
b)
Justin
c)
amount of tissue
d)
type of tissue
5.
Mr. McNeice wanted to know if different types of music affected people's heart rates, so he played different music and checked their pulses.  What is the dependent variable?
a)
type of music
b)
heart rate
c)
how long they listend to music
d)
Mr. McNeice
6.
Which question can best be investigated by a scientist?
a)
Should I buy a red shirt or a green shirt?
b)
Does chocolate milk or plain milk taste better?
c)
Does a plant need sunlight to grow?
d)
Which feels softer, cat fur or dog fur?
7.
The container is filled to the 350 mL mark with water. 
a)
observation
b)
inference
c)
problem
d)
hypothesis
8.
Why should an experiment be repeated?
a)
to form a hypothesis
b)
to reduce the chance of error
c)
to change controls
d)
to identify the problem
9.
This is the outcome of the experiment. We get data and results from this.
a)
Independent Variable
b)
Dependent Variable
c)
Control
d)
Constant
10.
How many independent variables should be tested at a time in a scientific investigation?
a)
none
b)
one
c)
two
d)
three
11.
Which is the dependent variable in Amelia's experiment?
a)
the number of bean plants in each group 
b)
the amount of water given daily to each plant 
c)
the height of each bean plant 
d)
the amount of fertilizer given to each group of bean plants
12.
To get data from systematic observations, you must:
a)
Create a model of what you are studying
b)
Collect animals to study and bring inside
c)
Design an entire experiment
d)
Use 5 senses or take pictures to study
13.
The variable that is changed on purpose is: 
a)
Control
b)
Dependent
c)
Independent
d)
Outcome
14.
How would you collect data about the stars?
a)
Make a bar graph
b)
Read about the stars
c)
Ask a friend what they think
d)
Draw what you see
15.
The variable in the experiment that is the outcome that you measure is called:
a)
Control
b)
Dependent
c)
Independent
d)
Hypothesis
16.
What is an inference? 
a)
Just a guess.
b)
A statement based off of your observations. 
c)
The same as an observation. 
d)
Examples of something. 
17.
Which statement is an observation?
a)
That house is empty because there are no lights on. 
b)
Her hair is brown. 
c)
Her hair is brown because she dyed it. 
d)
Her hair has not been cut in two years. 
18.
When experimenting with the growth of a plant, a scientist uses three plants, two different fertilizers, equal light, and equal water. What type of variable is the water?
a)
Dependent
b)
Independent
c)
Control
d)
Outcome
19.
In the paper airplane experiment, changing the size of the airplane would be which variable?
a)
Dependent
b)
Independent
c)
Control
d)
Conclusion
20.
Squidward found new reeds to tryout for his clarinet.  He used an APPLAUSOMETER to measure clapping/applause after playing  Under the Sea with each reed.  The results were put in the table.
What was the dependent variable?
a)
The Song
b)
The Reed
c)
The Applause
d)
The clarinet
21.
Scientists develop _____ explaining phenomena they observe and experiment with.
a)
pseudosciences
b)
hypothesis
c)
data inquiries
d)
subjective standards
22.
What does the line in this graph indicate?
a)
increase in mass over a certain number of years
b)
increase in mass over a certain number of days
c)
decrease in mass over a certain number of days
d)
mass of animals eaten by an anole
23.
A(n) ____ is a procedure preformed in a controlled setting to test a hypothesis and collect data.
a)
theory
b)
experiment
c)
constant
d)
control group
24.
Using the 5 senses to understand what is happening around you is called
a)
experimenting
b)
observing
c)
hypothesizing
d)
sensing
25.
A set of related hypotheses that have been confirmed to be true many times and can explain a great amount of data is a(n)
a)
experiment
b)
hypothesis
c)
theory
d)
law
26.
The factor being tested in an experiment, the one that *I* change, is the
a)
independent variable
b)
dependent variable
c)
control group
d)
hypothesis
27.
The group that does NOT have the independent variable applied to them and is used only for comparison is the
a)
control group
b)
experimental group
c)
qualitative data
d)
quantitative data
28.
Why should an experiment be repeated?
a)
to form a hypothesis
b)
to reduce the chance of error
c)
to change controls
d)
to identify the problem
29.
What is the first step in a commonly used scientific method?
a)
digging for artifacts
b)
drawing conclusions
c)
controling variables
d)
recognizing a problem
30.
What is the variable that is measured in an experiment?
a)
independent variable
b)
dependent variable
c)
control variable
d)
constant variable
31.
Dr. Smith wants to examine whether a new drug increases the maze running performance of older rats. Dr. Smith teaches two groups of older rats to find a piece of tasty rat chow in the maze. One group of rats is given the new drug while they are learning the maze. The second group is not given the drug. One week after having learned the maze he retests the rats and records how long it takes them to find the rat chow.
What is the independent variable? 
a)
The new drug
b)
The tasty rat chow
c)
How long it takes the rats to find the food
d)
The second group not given the drugs
32.
How many variables should be tested at one time in a scientific investigation?
a)
none
b)
one
c)
two
d)
three
33.
When you plan a scientific investigation, what is the best way to record the procedure you follow?
a)
Write down a few quick notes
b)
Remember the procedure, but do not write it down so others cannot copy you
c)
Write out a procedure, but keep it to yourself
d)
Write out the procedure, so someone else can follow it.
34.
When another group of scientists repeat YOUR experiment, it is called
a)
replication
b)
repetition
c)
plagiarism
35.
A student want to find out if watering a plant twice a day rather than once a day would affect the plant growth.  What is the minimum number of plants required to conduct this experiment in order for it to be a fair test?
a)
One
b)
Three
c)
Seven
d)
It does not matter
36.
This is the variable in an experiment that changes on purpose? 
a)
Independent variable
b)
Dependent variable
c)
Control variable
d)
Constant
37.
A student developed a hypothesis that similar ice cubes will melt faster in a microwave than they would in a pot on the stove.  The size of the ice cube and the types of water they were made from were controlled.  How should this hypothesis be tested?
a)
Compare the volume of pot and microwave.
b)
Record the time for each to turn into liquid.
c)
Determine the volume of liquid made by each ice cube
d)
Record the temp before each trial. 
38.
A scientist performs an experiment and asks other scientists around the world to replicate it.  Why would other scientists most likely try to perform the same experiment? 
a)
To see if weather in various regions would affect the results.
b)
To see if the experiment would be less expensive. 
c)
Confirm the results.
d)
Verify hypothesis is a law.
39.
Sara waters the plants in her greenhouse once each day.  She wants to find out if the plants will grow more leaves if they are watered more often.  She counts the number of leaves on each plant before she starts.  She then continues to water half of each type of plant once daily, but she water the other half of each type twice a day. What is the independent variable? 
a)
Amount of leaves
b)
Greenhouse
c)
Amount of water
d)
Plant growth
40.
This the variable in the experiment that is being measured? 
a)
Independent variable
b)
Control variable
c)
Constant
d)
Dependent variable
41.
Why might a theory or scientific law change after it has reached general acceptance?
a)
Peer review may find fault.
b)
New evidence.
c)
Scientist may be jealous.
d)
Theory or scientific law can never change
42.
The process of using the senses to obtain information? 
a)
Dependent variable
b)
Theory
c)
Hypothesis
d)
Observation
43.
A general statement that explains how the natural world behaves under certain conditions, for which no exceptions have been found? 
a)
Theory
b)
Independent variable
c)
Observation.
d)
Scientific Law
44.
 An idea or explanation that is based on observations and that can be test.
a)
theory
b)
hypothesis
c)
scientific law
d)
dependent variable
45.

A factor that you want to observe or measure during an experiment is

a)

an independent variable

b)

a variable

c)

a significant digit

d)

a dependent variable

46.

A possible explanation for an observation that can be tested by scientific investigations is

a)

a hypothesis

b)

a description

c)

an explanation

d)

an inference

47.

In a controlled experiment, which group would receive treatment?

a)

The control group

b)

The experimental group

c)

the independent variable

d)

the dependent variable

48.
Which question can best be investigated by a scientist?
a)
Should I buy a red shirt or a green shirt?
b)
Does chocolate milk or plain milk taste better?
c)
Does a plant need sunlight to grow?
d)
Which feels softer, cat fur or dog fur?
49.
The container is filled to the 350 mL mark with water. 
a)
observation
b)
inference
c)
problem
d)
hypothesis
50.
When experimenting with the growth of a plant, a scientist uses three plants, two different fertilizers, equal light, and equal water. What type of variable is the water?
a)
Responding (Dependent)
b)
Manipulated (Independent)
c)
Control (constant)
d)
Outcome
51.
In order for an explanation to be considered scientific, it must be based on ____________.
a)
an inference
b)
a conclusion
c)
past experience
d)
evidence
52.
A _________ is an idea or object that helps people better understand it.
a)
hypothesis
b)
model
c)
method
d)
theory
53.
Which of these hypotheses is testable?
a)
If I put a bow in my hair, it will look better
b)
If you put some cheese on the burger, it will taste better
c)
If the room is quieter, scores on tests will increase
d)
If I bake these cookies, they will smell delicious.
54.
Sometimes scientist imitate something that is too big or too small to work with by creating a(n)
a)
experiment
b)
data station
c)
model
55.
Anything that can change during an experiment is a(n)
a)
experiment
b)
variable
c)
hypothesis
56.

After asking questions, a scientist should___

a)

Hypothesize and Predict

b)

Test a hypothesis

c)

Analyze results

57.

What is the first step of scientific inquiry?

a)

ask questions

b)

hypothesize and predict

c)

communicate results

58.

Once a scientist has made a hypothesis and prediction, they should ___

a)

Communicate their results

b)

Analyze their results

c)

test their hypothesis once

d)

test their hypothesis multiple times

59.

After testing a hypothesis, the scientist should

a)

communicate results

b)

analyze results

c)

further scientific inquiry

d)

ask questions

60.

Once a scientist has analyzed the results of their tests, they should

a)

hypothesize and predict

b)

ask questions

c)

draw conclusions

d)

further scientific inquiry

61.

Which of these is not a way to analyze results?

a)

graph results

b)

classify information

c)

make calculations

d)

make up fake data

62.

In an experiment, the factor that you want to test is the

a)

dependent variable

b)

independent variable

c)

constant

63.

In an experiment, the factor you observe or measure is the

a)

dependent variable

b)

independent variable

c)

constant

64.

In an experiment, the factors that remain the same throughout all of the experiment is the

a)

dependent variables

b)

independent variables

c)

constants

65.

Which of the following best describes the scientific method?

a)

Question; Research; Hypothesis; Experiment; Analysis; Communicate

b)

Question; Hypothesis; Experiment; Communicate

c)

Question; Guess; Communicate

66.

Jennifer wanted to study the effect of sunlight on plant growth. So she decided to expose 10 identical plants to various amounts of sunlight each day (2 hours, 3 hours, 4 hours, 5 hours, and 6 hours). After one month, she measured the weight of the plants. What was the independent variable?

a)

Hours of sunlight

b)

Plant weight

c)

Type of plant

67.

Jennifer wanted to study the effect of sunlight on plant growth. So she decided to expose 10 identical plants to various amounts of sunlight each day (2 hours, 3 hours, 4 hours, 5 hours, and 6 hours). After one month, she measured the weight of the plants. What was the control?

a)

Hours of sunlight

b)

Plant weight

c)

Type of plant

68.

In science, all claims must be...

a)

tested using many experiments before being accepted by the community.

b)

accepted to be true because they are popular.

c)

written by famous scientists.

d)

randomly generated.

69.

Jennifer wanted to study the effect of sunlight on plant growth. So she decided to expose 10 identical plants to various amounts of sunlight each day (2 hours, 3 hours, 4 hours, 5 hours, and 6 hours). After one month, she measured the weight of the plants. What was the dependent variable?

a)

Hours of sunlight

b)

Plant weight

c)

Type of plant

70.

The theory of evolution is considered a scientific theory because...

a)

scientists aren't really sure if evolution really occurs in nature.

b)

it is the best explanation about the origin of species based on all of the available data.

c)

it describes the law of life.

71.
What is another word for hypothesis?
a)
evidence
b)
graph
c)
investigation
d)
prediction

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