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21 questions
The independent variable is the ONE thing you (a) .
The variable that is being measured or observed is called the (a) .
Match the following
What changes BECAUSE of something else | Constant | ||
What changes in the experiment | independent variable | ||
What stays the same in an experiment | Dependent variable |
Reorder the following
Question
Hypothesis
procedure
Data / Experiment
Analysis
The bug was 5cm long (Q or QNT)
he is 150 cm tall (Q or QNT)
you have 3 sisters (Q or QNT)
the flower is red (Q or QNT)
the bug was slimy (Q or QNT)
her hair is red (Q or QNT)
the price of gas is rising (I or O)
the pumpkins did not grow because the sun was too hot (I or O)
That test was so easy (I or O)
the temperature outside was 25 degrees (I or O)
The card weight 35 grams (I or O)
the test tube felt hot (I or O)
The variable that is being measured or observed is called the_____________
Hypothesis
Independent variable
Dependent variable
control variable
Express the following in scientific notation : .000045
4.5 x 10^-5
45 x 10^-6
4.5 x10^5
45 x 10^6
Express the following in scientific notation : 10,030,400,000
1.00304 x 10^9
1.00304 x 10^10
1.00403 x 10^10
1.00304 x 10 ^-10
convert the following to scientific notation: 520,000,000
52 x 10^7
5.2 x 10^7
5.2 x 10^8
0.52 x 10^9
The speed of the car was 45mph
qualitative data
quantitative data
both types of data
neither type of data
There is a bad odor coming from the test tube
qualitative data
quantitative data
both types of data
neither type of data
This state of matter is characterized by fast movement of the atoms that covers an entire container.
Solid
Ice
Liquid
Gas
Increasing the temperature of a group of molecules affects their movement by causing it to
Increase
Decrease
Slow
Not cause change
Decreasing the temperature of a substance causes the molecules to
Move faster
Remain the same
Expand
Slow down
A glass of water is a pure substance because it
Only made of one compound
Only made of one element
Made of several compounds
Is a balanced mixture
If you mix multiple elements together without binding them they are considered
A compound
A mixture
An element
A chemical change
A compound can be described as
A single isolated element
Different elements floating freely
Different elements bound together
A mixture of elements
By combining a liquid and gas under pressure (like shaving cream) you have a
Solution
Homogeneous Mixture
Suspension
Colloid
Ice tea has evenly distributed particles in water, making it a
Heterogeneous Mixture
Homogeneous Mixture
Suspension
Colloid
A difference between suspensions and solutions is
Suspensions have unmixed particles, solutions don’t
Suspensions have completely mixed particles, solutions don’t
Solutions are characterized by solids only
Solutions can be separated easier than suspensions
Decreasing temperature causes in a substance causes particles to
Increase speed
Decrease speed
Come close together
Move to the top of the container
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