Biomolecules Flashcards

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1
Q

Variable

A

Something that changes in an experiment.

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2
Q

Independent variable

A

The variable that is added, changed, or manipulated in an experiment. Recorded on the X-Axis.

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3
Q

A study was done to find its different pencil brands affect assesment results on scantron based assesments. What is the indepentdent variable in this experiment?

A

The Pencil Brands

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4
Q

A student wanted to determine what brand of dish soap removed the most food when washing dishes. 3 brands of soap were used. What is the independent variable?

A

The Dish Soap Brands

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5
Q

Dependent Variable

A

The variable that is measured in the results of the experiment. Recorded on the Y-Axis.

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6
Q

A study was done to find its different pencil brands affect assesment results on scantron based assesments. What is the dependent variable in this experiment?

A

The Test Results.

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7
Q

A student wanted to determine what brand of dish soap removed the most food when washing dishes. 3 brands of soap were used. What is the dependent variable?

A

The Amount of Food Removed.

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8
Q

Four groups of rats are massed and then fed identical diets except for the amount of Vitamin A they receive. Each group gets a different amount of Vitamin A. After 3 weeks on the diet, the rat’ masses are measured again to see if there has been a change to the weight. What is the independent variable in this experiment?

A

The Vitamin A

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9
Q

Control Group

A

The experimental group that stays the same, never changes and nothing is added to.

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10
Q

Constant Group

A

The variables that do not change for the duration of the experiment.

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11
Q

X-Axis

A

The independent variable is recorded on the X-Axis (obviously)

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12
Q

Y-Axis

A

The dependent variable is recorded on the Y-Axis (obviously)

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13
Q

Lab Safety

A

Demonstrating safe lab and field practices at all times. Knowing the location and how to use safety equipment. Notifying the the instructor in all or field accidents.

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14
Q

What are the steps to the Scientific Investiongation also known as the Scientific Method?

A
  1. Observation 2. Problem 3. Hypothesis 4. Procedure 5. Collect Data 6. Data Analysis 7. Draw a Conclusion
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15
Q

What is the Scientific Method?

A

A logical, problem-solving technique recognized and utilized by scientists, students, and problem solvers everywhere.

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