Quiz about Types of Variables

Question 1

A study was done to find if different tire treads affect the braking distance of a car.
What is the independent variable (what is changed)?

Accepted Answer

Tire tread

Answer

Car

Answer

Braking distance

Answer

Duck sauce

Question 2

The height of bean plants depends on the amount of water they receive.
What is the independent variable?

Accepted Answer

Amount of water

Answer

Height of plants

Answer

Condition of soil

Answer

Salt or fresh water

Question 3

The higher the temperature of the air in the oven, the faster a cake will bake.
What is the independent variable?

Accepted Answer

Temperature of the oven

Answer

Time to bake a cake

Answer

Type of cake

Answer

Place in the oven

Question 4

Students measured the temperature of the water at different depths in Lake Skywalker and found that the temperature varied.
What is the independent variable?

Accepted Answer

Depth of the measurement

Answer

Lake location

Answer

Temperature of the water

Answer

Measuring device

Question 5

The independent variable is the ONE thing you _____.

Accepted Answer

change

Answer

keep the same

Answer

experiment with

Answer

investigate

Question 6

The variable that you measure is the -

Accepted Answer

DV

Answer

IV

Answer

Constant

Answer

Repeated Trial

Question 7

How many variables can be tested in a controlled experiment?

Accepted Answer

one

Answer

two

Answer

three

Answer

as many as possible

Question 8

Dr. Eversole sets up an experiment 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 independent variable?

Accepted Answer

Water, apple juice, milk

Answer

Type of plant

Answer

Plant growth

Question 9

Mr. G normally uses praise as a reward to train his dog. He wants to know the best way to train his dog, so he sets up an experiment to find out if there is a better way to get his dog to respond to commands. What is his dependent variable?

Accepted Answer

Amount of time the dog follows commands

Answer

Type of reward

Answer

Praise

Answer

Type of dog

Question 10

What is the dependent variable (effect) is this experiment?

"Does eating breakfast improve test score?"

Accepted Answer

the grade you got on the test

Answer

eating breakfast or not

Answer

what time you get up in the morning

Answer

how tasty the breakfast is

Question 11

What is the independent variable (cause) is this experiment?

"Which type of medium (soil or sand) is best for plant growth?"

Accepted Answer

type of medium (soil or sand)

Answer

height of plant (cm)

Answer

amount of medium (soil or sand)

Answer

types of plant

Question 12

What is the dependent variable (effect) in this experiment?

"Do tall people jump further than short people?"

Accepted Answer

how far the person jumps

Answer

height of the person

Answer

weight of the person

Answer

how fast the person runs

Question 13

What is the independent variable (cause) in this experiment?

"Which type of metal, copper or aluminum, conducts heat faster?"

Accepted Answer

types of metal

Answer

size of metal

Answer

time it takes to heat up

Answer

shape of the metal

Question 14

Which variable is NOT a constant in this experiment?

"Is Bounty paper towels more absorbent than Sparkle paper towels?

Accepted Answer

amount of water the paper towel absorbed

Answer

the size of paper towel

Answer

the amount of water for the paper towel to absorb

Answer

the shape of paper towel

Question 15

Janet wants to see whether drinking coffee will improve productivity. What is the independent variable in this experiment (cause)?

Accepted Answer

Having coffee or not

Answer

increase productivity

Answer

the brand of coffee

Answer

the time drinking the coffee

Question 16

Matias wanted to see if his dog would lose weight if he took the dog for a walk twice a day instead of just once a day. What is the independent variable in this situation?

Accepted Answer

How many times they go for a walk each day

Answer

The breed of dog

Answer

The dog's weight

Answer

How fast they walked

Question 17

Matias wanted to see if his dog would lose weight if he took the dog for a walk twice a day instead of just once a day. What is the dependent variable in this situation?

Accepted Answer

The dog's weight

Answer

The breed of dog

Answer

How many times they go for a walk each day

Answer

How fast they walked

Question 18

Ariel wanted to find out if thingamabobs or thingamajigs were better for brushing her hair. What is the dependent variable in this situation?

Accepted Answer

How well her hair was brushed

Answer

What Ariel used to brush her hair

Answer

The shampoo she uses

Answer

How often she brushes her hair

Question 19

Ariel wanted to find out if thingamabobs or thingamajigs were better for brushing her hair. What is the independent variable in this situation?

Accepted Answer

What Ariel used to brush her hair

Answer

How well her hair was brushed

Answer

The shampoo she uses

Answer

How often she brushes her hair

Question 20

A factor or condition that is changed on purpose is called the

Accepted Answer

independent variable

Answer

control variable

Answer

dependent variable

Question 21

A factor or condition that is tested or measured is called the

Accepted Answer

dependent variable

Answer

control variable

Answer

independent variable

Question 22

A factor or condition that is kept the same is called the

Accepted Answer

control variable

Answer

dependent variable

Answer

independent variable

Question 23

What is the dependent variable in the following experiment: Does the amount of coffee students drink increase their test scores?

Accepted Answer

Test scores

Answer

Same test

Answer

Amount of coffee

Answer

Test scores without drinking coffee

Question 24

"There are 5 llamas." is an example of a(n)

Accepted Answer

Quantitative Observation

Answer

Qualitative Observation

Answer

Inference

Answer

Question

Question 25

"This walrus doesn't look good, he must be sick." is an example of a(n)

Accepted Answer

Inference

Answer

Qualitative Observation

Answer

Quantitative Observation

Answer

Hypothesis

Question 26

What is the independent variable in the following experiment: Does the amount of coffee students drink increase their test scores?

Accepted Answer

Amount of coffee

Answer

Same test

Answer

Test scores

Answer

Test scores without drinking coffee

Question 27

What is the control group in the following experiment: Does the amount of coffee students drink increase their test scores?

Accepted Answer

Test scores without drinking coffee

Answer

Same test

Answer

Amount of coffee

Answer

Test scores

Question 28

Which of these is NOT testable question?

Accepted Answer

Which is better, icecream or pizza?

Answer

The effect of sunlight on plant growth.

Answer

How eating vegetables impact height.

Answer

If i give potatoes orange juice will they turn into sweet potatoes?

Question 29

Identify the independent variable in the following experiment: If I give the same type of plants different liquids (pop, juice, water, monster), will they still grow?

Accepted Answer

Different Liquids

Answer

How much the plants grow

Answer

Plants given water

Answer

The same plants; the same amount of liquid

Question 30

"If the banana is rotten, then it won't taste good." Is an example of a(n)....

Accepted Answer

Inference

Answer

Qualitative Observation

Answer

Quantitative Observation

Answer

Data

Question 31

Identify the dependent variable in the following experiment: If I give the same type of plants different liquids (pop, juice, water, monster), will they still grow?

Accepted Answer

How much the plants grow

Answer

Different Liquids

Answer

Plants given water

Answer

The same plants; the same amount of liquid

Question 32

"The potato weighs 174.95g." is an example of a(n)

Accepted Answer

Quantitative Observation

Answer

Inference

Answer

Qualitative Observation

Answer

Average

Question 33

Research Question: Does the type of gasoline put in a car effect how fast the car can drive. What is the independent variable?

Accepted Answer

Type of gasoline

Answer

which car the gas is put into

Answer

how fast the car can drive

Answer

how much gas is put into the car

Question 34

What would the INDEPENDENT variable be in an experiment testing which types of paper airplane goes furthest?

Accepted Answer

the type of paper airplane

Answer

the paper used

Answer

the distance of each plane's flight

Answer

how hard the plane is thrown

Question 35

Ms. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?

Accepted Answer

Distance traveled by the ball

Answer

Height of the ramp

Answer

Mass of the ball

Answer

Where the experiment took place.

Question 36

Ms. S set 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

Who set up the experiment (Ms. S, etc)

Question 37

The independent variable is the ONE thing you _____.

Accepted Answer

change

Answer

keep the same

Answer

experiment with

Answer

investigate

Question 38

Jerry 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. Is this data mass of snot the tissue holds qualitative or quantitative?

Accepted Answer

quantitative

Answer

qualitative

Question 39

Jerry 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 dependent variable?

Accepted Answer

mass of snot that the tissue can hold

Answer

type of tissue

Answer

Kleenex tissue

Answer

amount of tissue

Question 40

Jerry 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 control group?

Accepted Answer

Kleenex tissues

Answer

mass of snot that the tissue can hold

Answer

type of tissue

Answer

amount of tissue

Question 41

Jerry 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?

Accepted Answer

type of tissue

Answer

Kleenex tissue

Answer

mass of snot that the tissue can hold

Answer

amount of tissue

Question 42

Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the dependent variable.

Accepted Answer

height of ice cube in water

Answer

temperature of ice cube

Answer

amount of water

Answer

temperature of water

Question 43

Nick wanted to see how high an ice cube would float in different temperatures of water. Identify a constant.

Accepted Answer

size of the ice cube

Answer

height of ice cube

Answer

temperature of ice cube in water

Answer

temperature of water

Question 44

Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the independent variable.

Accepted Answer

temperature of water

Answer

height of ice cube

Answer

temperature of ice cube in water

Answer

amount of water

Question 45

Mario studied how far room temperature water would spurt out of a plastic milk carton when 3 mm holes were punched at different heights from the bottom of the container. Is his data qualitative or quantitative?

Accepted Answer

quantitative

Answer

qualitative

Question 46

A test is set up to test which brand of soda creates the biggest foam explosion when adding a Mentos candy.  Three different sodas were tested. They measured the height of the foam eruption.   What is the dependent variable?

Accepted Answer

Height of foam eruption

Answer

Brand of soda

Answer

Number of mentos candies used

Answer

Temperature of soda

Question 47

A student wants to test the effects of different types 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 48

Talia noticed she ran faster when stretched before running. To test out her thinking, she wanted to see if stretching before running actually made a difference. What would Talia's independent variable be for this experiment?

Accepted Answer

Stretching before workout v not stretching before workout

Answer

The time it takes her to run with and without stretching

Answer

The different types of shoes she wears while she runs

Answer

Who is Talia and why do we care ;)

Question 49

Talia noticed she ran faster when stretched before running. To test out her thinking, she wanted to see if stretching before running actually made a difference. What would Talia's dependent variable be for this experiment?

Accepted Answer

The time it takes to run both stretching and not stretching

Answer

Stretching before running v not stretching before running

Answer

The type of shoes she wore to run

Answer

I don't even know Talia

Question 50

Daniel wanted to test shoe cleaning products. He though that shoe cleaning products purchased from a shoe store would clean better than cleaning products purchased from Target. He uses the cleaning product on the same shoe to compare the results. What would Daniels Independent variable be for this experiment?

Accepted Answer

The 2 different cleaning products used

Answer

The different types of shoes used

Answer

The amount of dirt that comes off the shoe

Answer

None of the answers seem correct

Question 51

Daniel wanted to test shoe cleaning products. He though that shoe cleaning products purchased from a shoe store would clean better than cleaning products purchased from Target. He uses the cleaning product on the same shoe to compare the results. What would Daniels dependent variable be for this experiment?

Accepted Answer

The amount of dirt that comes off the shoe

Answer

The different types of shoes used

Answer

The 2 different cleaning products used

Answer

None of the answers seem correct

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