Plants
Electricity
Investigation
Magnets
Matter
100
The protective outer covering of a leaf that helps the leaf retain moisture is called the ___?
What is the epidermis
100
This device opens and closes a circuit.
What is a switch
100
The thing that changes in an experiment is called the _____ _______?
What is the independent variable.
100
The two ends of a magnetic are called?
What is poles
100
Two hydrogen atoms and 1 oxygen atom forms what compound?
What is water
200
Photosynthesis creates these two things?
What is oxygen and sugar
200
In this type of circuit, if one bulb goes out the other stays on.
What is parallel.
200
How many things should a scientists change when conducting an experiment?
What is one
200
A magnets magnetic field is strongest where?
What is poles
200
These particles are negatively charged?
What is electrons
300
Photosynthesis takes in this gas?
What is CO2
300
In this type of circuit, if one bulb goes out the other also goes out.
What is series.
300
An educated guess that is often written in an "if/then" statement is called a ____?
What is hypothesis
300
When a north and south pole of a magnet are put together what happens?
What is attract
300
How can I know how many protons are in Carbon?
What is atomic number
400
Photosynthesis releases this gas?
What is O2
400
When a switch is in the "on" position, what type of circuit is created?
What is closed.
400
The things that stay the same in an investigation are called?
What is constants
400
When two north poles or two south poles are put together what happens?
What is repel
400
If an element had an atomic number of 12 and an atomic mass of 18, how many electrons would the element have?
What is 12
500
This type of root spreads out in all directions.
What is fibrous
500
Materials that allow electricity to flow are called?
What is conductors.
500
Data that can be obtained by one's five senses such hearing, touching, tasting, etc. is called an _____?
What is observations
500
This device has a needle that points due North to help with direction?
What is compass
500
Lucky charms is an example of a ?
What is mixture
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