Quiz about Science LSA

Question 1

A possible explanation to a problem that has not yet been tested.

Accepted Answer

hypothesis

Answer

data

Answer

theory

Answer

fact

Question 2

This variable in an experiment is the one purposely being changed by the scientist.

Accepted Answer

independent variable

Answer

dependent variable

Answer

Answer

control group

Question 3

Should experiments be repeated over and over to see if the results are the same each time?

Accepted Answer

yes

Answer

no

Question 4

The summary at the end of an experiment that explains the results.

Accepted Answer

conclusion

Answer

procedures

Answer

materials

Answer

responding variable

Question 5

A series of steps used by scientists to solve a problem or answer a question.

Accepted Answer

scientific method

Answer

recipe

Answer

data collection

Answer

metric system

Question 6

In a controlled experiment, how many independent variables can be worked with at a time?

Accepted Answer

one

Answer

none

Answer

two or more

Answer

how ever many makes sense.

Question 7

A list of the steps anyone could follow to conduct an experiment.

Accepted Answer

procedures

Answer

obervations

Answer

question/problem

Answer

materials

Question 8

Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp.  Identify the independent variable.

Accepted Answer

mass of the ball

Answer

distance traveled by the ball

Answer

height of the ramp

Answer

weight of the ball

Question 9

Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp.  Identify the dependent variable.

Accepted Answer

distance traveled by the ball

Answer

height of the ramp

Answer

mass of the ball

Answer

weight of the ball

Question 10

A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.

Accepted Answer

Height that the ball bounces

Answer

Diameter of the ball

Answer

Force acting on the ball

Answer

Height from which the ball is dropped

Question 11

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?

Accepted Answer

Independent

Answer

Dependent

Answer

Control

Answer

Compound

Question 12

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?

Accepted Answer

Plant growth

Answer

Type of plant

Answer

Water, apple juice, milk

Answer

Color of the plant's leaves

Question 13

If I study for my scientific method quiz, then I will have a better test score. What is the dependent variable?

Accepted Answer

Test score

Answer

Scientific Method

Answer

Studying

Answer

Independent variable

Question 14

What is a hypothesis?

Accepted Answer

A hypothesis is an educated guess.

Answer

A hypothesis is the right answer to an experiment.

Answer

A hypothesis is the wrong answer to an experiment.

Answer

I don't know.

Question 15

Which is NOT a step in the scientific method?

Accepted Answer

Form a theory

Answer

Make observation

Answer

Collect data

Answer

Form a hypothesis

Question 16

What step does every scientific experiment begin with?

Accepted Answer

question/problem

Answer

hypothesis

Answer

procedures

Answer

conclusion

Question 17

This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted.

Accepted Answer

control group

Answer

experimental group

Answer

data

Answer

variables

Question 18

Which of these contains steps in the right order?

Accepted Answer

Ask a question, research, state your hypothesis, experiment, analyze, make a conclusion

Answer

Ask a question, state your hypothesis, research, experiment, analyze, make a conclusion

Answer

State your hypothesis, ask a question, research, experiment, analyze, make a conclusion

Answer

State your hypothesis, ask a question, research, make a conclusion, experiment, analyze

Question 19

Why do we want to test only one independent variable at a time?

Accepted Answer

To better identify what is causing the changes

Answer

Because it is hard to setup a data table with more than one variable

Answer

It is what has always been done

Answer

It's easier to perform the experiment

Question 20

Should experiments be repeated over and over to see if the results are the same each time?

Accepted Answer

yes

Answer

no

Question 21

The summary at the end of an experiment that explains the results.

Accepted Answer

conclusion

Answer

procedures

Answer

materials

Answer

responding variable

Question 22

Which of the following is an observation of the picture?

Accepted Answer

The person is wearing a T-shirt

Answer

It is a sunny day

Answer

The person is going to a birthday party

Answer

The gift is a DVD player

Question 23

What is an inference?

Accepted Answer

A statement based off of your observations.

Answer

Just a guess.

Answer

The same as an observation.

Answer

Examples of something.

Question 24

Which of the following is an observation about this picture?

Accepted Answer

The boy has injuries to his knees

Answer

The boy has fallen off his bike.

Answer

The boy is in a lot of pain.

Answer

The boy learned his lesson about wheelies

Question 25

She is holding an umbrella

Accepted Answer

observation

Answer

inference

Question 26

It is raining outside

Accepted Answer

inference

Answer

observation

Question 27

The boy has a green blanket

Accepted Answer

observation

Answer

inference

Question 28

The boy is not going to school today

Accepted Answer

inference

Answer

observation

Question 29

Observation or Inference?
It is a hot summer day

Accepted Answer

inference

Answer

observation

Question 30

Observation or Inference?
There are yellow tree leaves on the ground

Accepted Answer

observation

Answer

inference

Question 31

A student wants to test the effects of type of exercise on heart rate.  What is the dependent variable?

Accepted Answer

heart rate

Answer

type of exercise

Answer

amount of exercise

Answer

time of day exercise occurs

Question 32

Observations made during an experiment are called:

Accepted Answer

data

Answer

problems

Answer

conclusions

Answer

questions

Question 33

A series of steps used by scientists to solve a problem or answer a question.

Accepted Answer

scientific method

Answer

recipe

Answer

data collection

Answer

metric system

Question 34

If you increase the amount of spinach you eat, then you will increase the iron in your blood.
What's the dependent variable?

Accepted Answer

increase the amount of iron in your blood

Answer

spinach you eat

Question 35

Which side of a penny will hold more drops of water? Choose the best hypothesis.

Accepted Answer

If I use the heads side of a penny, then it will hold more drops of water than tails.

Answer

Heads

Answer

Tails

Answer

Tails will hold more drops of water.

Question 36

If I read this question carefully, then I will answer it correctly. What is the independent variable?

Accepted Answer

Reading or not reading carefully

Answer

I hope so

Answer

Yes

Answer

Likelihood of a correct answer

Question 37

Why would you wear goggles in the lab?

Accepted Answer

for protection from chemicals, heat, or glassware

Answer

to prevent eye strain

Answer

to improve your vision

Answer

for protection from UV rays

Question 38

If you do not understand a direction or part of a lab procedure, you should

Accepted Answer

ask the instructor before proceeding

Answer

figure it out as you do the lab

Answer

try several methods until something works

Answer

skip it and go on to the next part

Question 39

After completing an experiment, all chemical wastes should be

Accepted Answer

disposed of according to your instructor's directions

Answer

left at your lab station for the next class

Answer

dumped in the sink

Answer

<p>taken home</p>

Question 40

You are heating a substance in a test tube. Always point the open end of the tube

Accepted Answer

away from all people

Answer

toward yourself

Answer

toward your lab partner

Answer

toward another classmate

Question 41

When gathering glassware and equipment for an experiment, you should

Accepted Answer

examine all glassware to check for chips and cracks

Answer

use a beaker to drink water

Answer

carry as much as you can at one time

Answer

stack the glassware to carry it

Question 42

Which of the following is an observation of the picture?

Accepted Answer

The person is wearing a T-shirt

Answer

It is a sunny day

Answer

The person is going to a birthday party

Answer

The gift is a DVD player

Question 43

She is holding an umbrella

Accepted Answer

observation

Answer

inference

Question 44

It is raining outside

Accepted Answer

inference

Answer

observation

Question 45

Which of the following is NOT an inference about the man in this picture:

Accepted Answer

The man has a purple shirt.

Answer

The man hates his purple shirt.

Answer

The man is having a bad day.

Answer

This man is upset because he's hungry

Question 46

If plants are exposed to sunlight, then they will grow taller.
What part of the scientific method is this an example of?

Accepted Answer

Hypothesis

Answer

Procedure

Answer

Question

Answer

Results

Question 47

Why do scientists use the scientific method?

Accepted Answer

To make sure their results are valid and can be performed by other scientists.

Answer

To make sure they get credit for their discoveries.

Answer

So that other scientist don't get mad at them

Question 48

The independent variable is the ONE thing you _____.

Accepted Answer

change on purpose

Answer

control or keep constant

Answer

measure

Question 49

Information you obtain through your senses, such as touch, sound and sight.

Accepted Answer

observation

Answer

hypothesis

Answer

question

Answer

conclusion

Question 50

A prediction or guess based on observations.

Accepted Answer

hypothesis

Answer

data

Answer

scientific process

Answer

question

Question 51

What do you want to know, understand or figure out?

Accepted Answer

question

Answer

hypothesis

Answer

conclusion

Answer

data

Question 52

A test used to discover something unknown.

Accepted Answer

experiment

Answer

data

Answer

variable

Answer

conclusion

Question 53

What step does every scientific experiment begin with?

Accepted Answer

question/problem

Answer

hypothesis

Answer

procedures

Answer

conclusion

Question 54

What is a hypothesis?

Accepted Answer

an educated guess stating what you believe will be the result of your experiement

Answer

a random guess

Answer

a statement of the outcome of your experiment

Answer

step by step directions for your experiment

Question 55

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid: water, apple juice, or milk. What variables should be kept constant/controlled?

Accepted Answer

type of plant, flower pot,  soil, and amount of sunlight

Answer

water, apple juice, milk

Answer

only the amount of sunlight

Answer

type of plant only

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