Observations & the 2Rs.
Variables
Vocabularies
Experimental Design
Experimental Design 2
Random Facts
100
The type of observation that collects numbers.
What is the quantitative observation?
100
This is known as the outcome variable.
What is the dependent variable?
100
An educated guess that uses If... then... and because.
What is a hypothesis?
100
A number of independent variables in a good science experiment.
What is one?
100
A Variable that is recorded as data?
What is dependent variable?
100
Mr. Kuh is _______ years old.
What is 33?
200
John tests to see how many hours his phone lasts without charging. He tests the idea out multiple times. This is an example of:
What is repetition?
200
This is known as the manipulated variable
What is the independent variable?
200
We use this to study things that are either too small or too big to see.
What is a model?
200
An investigation was done to see if keeping the lights on for different amounts of time each day affected the number of eggs chickens laid.
Identify the independent variable.
What is the different amount of lights?
200
One plant is given regular sunlight. Three other plants are given different colors of light, one green, one blue and one red. The heights of the plants were measured once a week for 5 weeks.
Identify the dependent variable.
What are the heights of the plants?
200
How old is Mr. Kuh's Wife?
What is 34?
300
The type of observation that is mainly of a description [color, shape, texture...].
What is a qualitative observation?
300
This is the variable that you change in the experiment.
What is the independent variable?
300
A data collection method using touch, taste, hearing, sight, and smell.
What is observation?
300
The amount of pollution produced by cars was measured for cars using gasoline containing different amounts of lead.
What is the independent variable?
What is gasoline containing different amount of lead?
300
Three things a conclusion must have:
What is a claim, evidence, and reasoning?
300
List the artist above:
Who is the Jonas Brothers?
400
Patrick is making the same noise that SpongeBob is making.
What is replication?
400
This is the variable that you measure.
What is the dependent variable?
400
A problem-solving process that involves a scientific inquiry.
What is the scientific process?
400
A scientist who wants to study the affects of fertilizer on plants sets up an experiment. Plant A gets no fertilizer, plant B gets 5 mg of fertilizer each day, and plant C gets 10 mg of fertilizer each day.
Identify the control group.
What is Plant A? This does not receive treatment.
400
What is the purpose of having a control group?
What is To compare the results with the experimental group?
400
The number of lights in the room.
33
500
Give me 2 qualitative and 1 quantitative observation.
Qualitative:
1. There are green, grey/white, yellow, red and blue.
2. They are spheres.
Quantitative:
1. There are 5 marbles.
500
What is the variable that stays the same for both the experimental and the control group?
HINT: One worded answer.
What is control?
500
A process that involves mostly observation of nature and the surroundings without interfering it.
What is an investigation?
500
One plant is given regular sunlight. Three other plants are given different colors of light, one green, one blue and one red. The heights of the plants were measured once a week for 5 weeks.
Identify the independent variable.
What are the plants getting different colored lights?
500
Homer wants to see if the cabbage would become radioactive. He wears his protective suit and treats his set of cabbages in his nuclear power plant garden.
This is a type of _____________
What is the experiment?
500
A Number of eyes of a spider.
[Hint: Not the one on the picture above]
What is eight?