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Physical Science final study guide Flashcards | StudBud
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Physical Science final study guide
Physical Science final study guide
53 terms
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Answers
1
The amount of matter in an object
Density
Matter
Mass
Volume
2
A simple machine decreases the amount of work done
True
False
3
Direction is indicated with signs (+, -)
False
True
4
A machine CANNOT reach 100% efficiency
True
False
5
The 2 basic worldviews are secular and biblical
False
True
6
A simple machine decreases the effort and amount of time needed to do work
False
True
7
What is an example of a 2nd class lever
Shovel
Wheelbarrow
Baseball
Seesaw
8
The space enclosed by an object
Acceleration
Volume
Mass
Density
9
Friction and gravity affect all objects
False
True
10
Does a solid HAVE to become a liquid before becoming a gas?
Yes
No
11
Theories explain, laws describe
True
False
12
As air resistance increases, _______ increases
Fall time
Weight
Mass
Surface area
13
The exchange of energy
Effort
Work
Force
Gravity
14
What 2 things should measured data include?
A unit and a decimal
A unit and a measurement
A decimal and significant digits
15
The tendency of matter to resist a change in motion
Potential energy
Gravity
Power
Inertia
16
Power is measured in
m/s
Joules
Newton
Watts
17
What makes up the mass of an atom
Nucleus
Electron cloud
18
What part of an atom makes up its volume
Energy
Nucleus
Protons
Electron cloud
19
Ability to do work
Energy
Power
Force
Newtons
20
Oil and vinegar is a heterogeneous mixture
True
False
21
What is an example of a 1st class lever
Baseball
Seesaw
Shovel
Wheelbarrow
22
An accepted explanation
Law
Energy
Hypothesis
Theory
23
Water changed to steam
Releasing thermal energy
Absorbing thermal energy
24
Is Evaporation an increase or decrease in particle motion
Increase
Decrease
25
How many worldviews are there
100
14
2
5
26
What kind of energy does a moving object have
Power
Kinetic
Matter
Potential
27
The study of the origin of birds is historical science
True
False
28
The 2 main areas of science are physics and chemistry
True
False
29
How much matter an object contains compared to it’s volume
Density
Volume
Mass
30
Water changed to ice
Absorb of thermal energy
Release of thermal energy
31
The rate of doing work
GPE
Energy
Velocity
Power
32
Ions ghat have gained electrons
Cation
Anion
33
What is the best type of data for scientists
Shapes
Colores
Qualitative
Measures quantitative
34
Is deposition(going from a gas to a solid) an increase or decrease in partical motion?
Decrease
Increase
35
When all forces on a lever are balanced
Rotational equilibrium
Chemistry
Rotation
Acceleration
36
Used by scientists to prove a hypothesis
Theory
Law
Work
Scientific process/ method
37
Force is measured in
Joules
m/s
Newton
Watts
38
The point from which an object pivots
Pulley
Wheel and axel
Lever
Fulcrum
39
What is an example of qualitative data
Shape
Texture
Color
All of the above
40
Matter is everything in the universe
False
True
41
Speed is measured in
Newton
m/s
Watts
Joules
42
Partials are ionized by the gain or loss of ELECTRONS
True
False
43
Using energy to displace an object
Displacement
Power
Energy
Work
44
What occurs when two cars come toward each other, then turn around?
Acceleration
Acoustic energy is released
Deceleration
Change in direction
45
The creation mandate is the command God gave us to be caretakers of the earth
False
True
46
Work is measured in
m/s
Newton
Joules
Watts
47
Microscopic movement of matter due to particle collisions
Browning motion
Kinetic molecular theory
Fulcrum
Energy
48
What is an example of a class lever
Baseball
Seesaw
Wheelbarrow
Shovel
49
Ions that have gained electrons
Cation
Anion
50
Motion occurs when an object’s position changes
False
True
51
What did scientists invent to compensate for human limitations
Art
Machines
Technologies
Work
52
If a object can fall it has
Gravity
Air resistance
Power
Gravitational potential energy
53
A hypothesis needs further testing
True
False
