The elements necessary for life are

Carbon, Nitrogen, Hydrogen, Oxygen, Phosphorous, Sulfur

What is a control group?

participants who do not receive the experimental treatment

What is an independent variable

Something that you as the scientist change

Which plant is the control group?

The plant without the fertilizer.

attracted to or soluble in water

Which is the experimental and control group?

Group A - Control Group. Group B - Experimental Group

Water molecules holding tightly to each other next to and below them

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Biology Basics

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Concept 1 and 2 Regular Biology

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Questions 14

Answers

1
What is a solvent?
Able to dissolve a substance
Able to condense a substance
2
The elements necessary for life are
Carbon, Nitrogen, Hydrogen, Oxygen, Potassium, Sodium
Carbon, Nitrogen, Hydrogen, Oxygen, Phosphorous, Diamonds
Carbon, Nitrogen, Hydrogen, Oxygen, Phosphrous, Neon, Helium
Carbon, Nitrogen, Hydrogen, Oxygen, Phosphorous, Sulfur
3
Which is a property of water?
Horrible Solvent
Ice is denser than liquid water
Low Specific Heat
Good Solvent
4
Water Is polar
False
True
5
What is a control group?
a part that stays the same
participants who do receive the experimental treatment
a part that causes the experiment to be changed
participants who do not receive the experimental treatment
6
What is an independent variable
The variable that reacts to the change
Something that you as the scientist change
7
Hydrophobic means
attracted to water
both attracted and unattracted to water depending on the circumstance
not attracted to water
water has no effect on it
8
A qualitative observation is:
Describing using our 5 senses.
Counting and measurements.
9
Which plant is the control group?
The plant without the fertilizer.
The plant receiving 10 ml of fertilizer.
10
Define hydrophilic
network of nerves
viral disease that infects the central nervous system
attracted to or soluble in water
11
Identify the control group in the experiment:
Plant A
Plant B
Music
Number of tomatoes
12
Which is the experimental and control group?
Group A - Experimental Group. Group B - Control Group
Group A - Control Group. Group B - Experimental Group
13
Surface Tension is
Water molecules holding tightly to each other next to and below them
Tension on the surface
Water molecules holding tightly to each other next to them
Tension between people on the surface
14
A hypothesis must be ______________.
a question
tested
written in caps
1000 words and double spaced

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