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Science Experiments

Experiments often conducted by students to test different scientific theories and hypotheses

11,106 Questions

All of these passages would have the same general tone except?

.a letter to the editor. B.a note to a friend. C.a letter to a company. D.a history book.

What happens when cornstarch is mixed with vinegar?

Oh, dude, when you mix cornstarch with vinegar, you get a non-Newtonian fluid! It's like this weird, gooey substance that acts like a solid when you apply force to it, but then flows like a liquid when you stop. It's like magic, but with more science and less rabbits in hats.

Independent variable of a good balanced breakfast aiding concentration in school?

Since you are looking at the proposition that a good balanced breakfast helps concentration then the independent variable is a good balanced breakfast.

However, if your study was simply looking at the relationship between a good balanced breakfast and concentration in school, either variable could be the independent variable. It could be argued that only by concentrating in school would you learn what a good balanced breakfast was.

Who controls the independent variable?

It could be the experimenter, someone else (in a double blind experiment) or nobody.

Is the independent variable the thing that's being tested?

Sometimes yes, but often that is not considered an independent variable but simply a replication of the same experiment.

Is the controlled variable the independent variable?

It can be but it is equally possible that the experimenter has absolutely no control over the independent variable.

For example, in studying the grades of a class in a school, the pupils' gender may be an independent variable of interest. But the experimenter cannot control that variable.

What is the 1 2 3 in your procedure?

1. Find a question that cannot be answered because there is insufficient context.

2. Post an answer.

3. Move on to other things.

Is 9 FL OZ bigger than 125.0 cm?

There is no equivalence.

A centimetre is a measure of length or distance in 1-dimensional space while a fluid ounce is a measure of volume in 3-dimensional space. The two measure different things and, according to basic principles of dimensional analysis, conversion from one to the other is not valid.

There is no equivalence.

A centimetre is a measure of length or distance in 1-dimensional space while a fluid ounce is a measure of volume in 3-dimensional space. The two measure different things and, according to basic principles of dimensional analysis, conversion from one to the other is not valid.

There is no equivalence.

A centimetre is a measure of length or distance in 1-dimensional space while a fluid ounce is a measure of volume in 3-dimensional space. The two measure different things and, according to basic principles of dimensional analysis, conversion from one to the other is not valid.

There is no equivalence.

A centimetre is a measure of length or distance in 1-dimensional space while a fluid ounce is a measure of volume in 3-dimensional space. The two measure different things and, according to basic principles of dimensional analysis, conversion from one to the other is not valid.

How many significant figures are in 0.901?

Three. All nonzero numbers are significant, and any zeros in between significant numbers are significant.

What is a possible independent variable?

Any variable can be an independent variable: it depends on the context.

What is an object's independent variable?

Its existence is the only independent variable. Anything else depends on the context of the study.

Is a seed an independent variable?

It can be. If you are looking at the germination time under different conditions of temperature and humidity etc.

What should be the only independent variable?

In most real life cases, limiting an experiment to only one independent variable makes the whole experiment a waste of time. More often than not there are several independent variables.