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Physical Science Review- Scientific method, measurement & matter
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
The part of the experiment that stays the same for all trials and test is called
control
constant
variable
2
If you wanted to test if pantene is the best shampoo. The pantene would be the...
control
independent variable
dependent variable
constant
3
If the hypothesis was "Exercise increases muscle mass" the dependent variable would be
the type of muscle measured
type of exercise
the weight of the muscle
how long the exercise went for
4
How do you find density
mass x volume
mass/ volume
mass + volume
mass- volume
5
A phase of matter that has a fixed shape and a fixed volume.
solid
gas
liquid
6
If the mass of the rock is 30g, what is the density.
10 g/mL
3 g/mL
1 g/ml
30 g/mL
7
If mass increases then inertia
decreases
stays the same
increases
8
During a phase change...
energy and temperature stay the same
energy stays the same and temperature changes
energy changes and temperature stays the same
energy and temperature change
9
A phase of matter that has a fixed volume but not a fixed shape.
gas
liquid
solid
10
When a liquid turns into a solid
condensation
evaporation
freezing
melting
11
Amount of matter in an object
mass
density
volume
12
The phase change from a liquid to a gas is called...
sublimation
melting
evaporation
condensation
13
Which substance is the densest?
paperclip
water
corn syrup
pasta
14
What does this measure
density
mass
volume
15
Color, texture, volume, and mass are examples of ...
elements
physical properties
atoms
European automobiles
16
Convert 49.6g --> ____kg
496000
.00496
0.0496
49600
17
When solid matter increases its energy and becomes a liquid
endothermic
exothermic
18
how can you change the mass of an object?
add or take away matter
leave it alone
take away matter
add matter
19
How much space something takes up is called...
mass
density
volume
matter
20
Which state of matter do the particles have the most energy?
liquid
gas
solid
21
Which of the following is
NOT
matter?
oxygen
atoms
gravity
dust
22
Which phase change is when you go from a gas to a liquid?
condensation
sublimation
evaporation
diffusion
23
What type of change is this?
physical
chemical
24
If the hypothesis was "Plants need light to grow" then the independent variable would be...
height of the plant
light
age of the plant
sunlight
25
What is the volume of the hammer?
4mL
69mL
65mL
5mL
26
What does this measure?
density
volume
mass
27
True or false: If you change a physical property of something you change it into something else
False
True
28
A state of matter that has no fixed position and no fixed shape.
solid
gas
liquid
29
Anything that has mass and takes up space is called...
volume
matter
energy
mass
30
What type of change is this?
physical
chemical
