Hypothesis
Name the Step
Variables
Make a Hypothesis
100
True or False: Researchers need their hypotheses to be totally correct, or else they're useless.
False
100
Dahlia grew a set of plants with 6 hours of light each day, and another set with 2 hours of light each day.
What is "Experimentation."
100
These are the two kinds of variables.
What are "independent" and "dependent"
100

Observation: The desk you usually sit at looks wobbly today.

==>Make a hypothesis for what may happen when you sit.

Example: If the desk wobbles, then my notes will be messy.
200
In an "if/then" statement, which part is the cause and which is the effect?

If=cause

Then=effect

200
Selina wanted to know if dark honey was sticker than light honey.
Question/Observation
200
This causes something else to happen. It is set by the researcher.
What is an "independent variable"
200

Make a hypothesis for the observation:

Observation: The Art room has been stocking a lot of clay lately.

Example: If the Art room stocks clay, then the teacher will do a big sculpture project with the students.
300
Name three characteristics of a hypothesis.
testable, objective, clear relationship between cause/effect, written in simplest terms
300
Daily Double: How much will you wager?
According to Cynthia's research, baking soda reacts more strongly with vinegar than with Pepsi Cola. She states this is because vinegar is more acidic than Pepsi Cola, and has a stronger response to the basic baking soda.
300
These factors stay the same in an experiment.
What are "constants"
300

Create a hypothesis from the observation:

Observation: Whenever the windspeed gets above 40mph, the UN building lowers its flags.

Example: If the windspeed is over 40mph, then the UN will lower its flags.
400
Decide if the following is a hypothesis, and explain why or why not:

If a person is over 6 feet tall, then they will be good at basketball.

It is! We can test this.
400
If I wake up earlier, then I will get to school on time.
Hypothesis
400
Identify the dependent and independent variable: If I drink a can of Mountain Dew directly before going to bed, then I will get less sleep.

Independent: Mountain Dew

Dependent: amount of sleep

Bonus Follow-up!

Tyrone gets his paycheck and finds he was payed less than usual because he had taken a day off.

400
Daily Double: How much will you wager?
Make your own observation. Then create a hypothesis for it.
500
Fix this hypothesis:

If my garden is growing, then I planted it correctly.

If I plant my garden with proper spacing between the plants, then it will grow.
500
Is this statement subjective or objective?

Libraries are outdated because people can read thousands of books and stories on one handheld device without having to leave their house.

Objective?
500
Name 4 constants for the following experiment: Darla wants to see if adding earthworms to soil will help plants grow faster.
type of plant, type of earthworms, number of earthworms in each experimental pot, soil type, water, temperature, sunlight...

Bonus Follow-up!

What are the independent and dependent variables?

500

Make a hypothesis for the observation:

Grandma's poinsettias always change color from green to red during the winter, when the days are shorter.

If there is less sunlight, then the poinsettias will change to a red coloring.
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