SCMH 1010 FINAL EXAM | UPDATED Questions with 100% Verified
Answers
Question:
What is physical science?
Answer:
Attempt to understand the workings of the universe
• Attempt to describe the universe with mathematics
• Attempt to make predictions about the world
around us
• Amoral
• Evolving
Question:
Common abuses of science
Answer:
• False authority
• Statistical shenanigans
• Politicization of science (adding an agenda)
• The ad hominem attack
Question:
Scientific Method
Answer:
Observation • Identifying Patterns • Develop a Hypothesis
• Qualitative • Quantitative • Predict and Test
Question:
Ptolemy
Answer:
- Egyptian astronomer
- 2nd century AD
- had to make corrections for retrograde motion
,- planets surround the Earth
Question:
Copernicus' Universe
Answer:
- planets surround the Sun
Question:
Tycho Brahe
Answer:
first modern astronomer
Question:
speed
Answer:
v=d/t
Question:
velocity
Answer:
speed plus direction
Question:
acceleration
Answer:
rate of change of your velocity aka how fast your velocity is changing
Question:
Galileo
Answer:
- invented telescope
supported Copernicus' model
, - Showed that objects accelerate at the same rate regardless of their relative masses
Question:
gravity
Answer:
9.81 m/s^2
Question:
Newton's First Law of Motion
Answer:
- aka Law of Inertia
- In the absence of a net external force, an object's state of motion will remain constant
- the property of any object to resist changes in its state of motion
Question:
Newton's Second Law of Motion
Answer:
F = ma
Question:
Newton's Third Law of Motion
Answer:
To every action there corresponds an equal and oppositely directed reaction.
Question:
Universal Law of Gravitation
Answer:
Isaac Newton
Fg = G m1m2 /d^2
G is the universal gravitation constant
Question:
work
Answers
Question:
What is physical science?
Answer:
Attempt to understand the workings of the universe
• Attempt to describe the universe with mathematics
• Attempt to make predictions about the world
around us
• Amoral
• Evolving
Question:
Common abuses of science
Answer:
• False authority
• Statistical shenanigans
• Politicization of science (adding an agenda)
• The ad hominem attack
Question:
Scientific Method
Answer:
Observation • Identifying Patterns • Develop a Hypothesis
• Qualitative • Quantitative • Predict and Test
Question:
Ptolemy
Answer:
- Egyptian astronomer
- 2nd century AD
- had to make corrections for retrograde motion
,- planets surround the Earth
Question:
Copernicus' Universe
Answer:
- planets surround the Sun
Question:
Tycho Brahe
Answer:
first modern astronomer
Question:
speed
Answer:
v=d/t
Question:
velocity
Answer:
speed plus direction
Question:
acceleration
Answer:
rate of change of your velocity aka how fast your velocity is changing
Question:
Galileo
Answer:
- invented telescope
supported Copernicus' model
, - Showed that objects accelerate at the same rate regardless of their relative masses
Question:
gravity
Answer:
9.81 m/s^2
Question:
Newton's First Law of Motion
Answer:
- aka Law of Inertia
- In the absence of a net external force, an object's state of motion will remain constant
- the property of any object to resist changes in its state of motion
Question:
Newton's Second Law of Motion
Answer:
F = ma
Question:
Newton's Third Law of Motion
Answer:
To every action there corresponds an equal and oppositely directed reaction.
Question:
Universal Law of Gravitation
Answer:
Isaac Newton
Fg = G m1m2 /d^2
G is the universal gravitation constant
Question:
work
