Transcript Science Jeopardy - Chappaqua Central School District

Energy Basics Jeopardy!
Kinetic or
Potential
Forms and
Transformations
Gaia and
Systems
Energy
Calculations
The Wonders of
Graphing
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©Norman Herr, 2000
Kinetic or Potential -1
• ANSWER: The name given to the energy
of motion.
• QUESTION: What is kinetic energy ?
Answer
Question
Kinetic or Potential -2
• ANSWER: Then name used to describe
stored energy.
• QUESTION: What is potential energy ?
Answer
Question
Kinetic or Potential -3
• ANSWER: The formula for potential
energy.
• QUESTION: What is PE = wh, or PE =
mgh ?
Answer
Question
Kinetic or Potential -4
• ANSWER: The formula for kinetic
energy.
• QUESTION: What is KE = ½ mv2 ?
Answer
Question
Kinetic or Potential -5
• ANSWER: The point in an object’s
descent at which its potential energy is
greatest.
• QUESTION: What is right as it begins to
fall?
Answer
Question
Forms and Transformations -1
• ANSWER: A fireplace could exhibit
these forms of energy.
• QUESTION: What are heat, light,
chemical?
Answer
Question
Forms and Transformations -2
• ANSWER: These two forms of energy
are often associated with friction.
• QUESTION: What is heat and sound ?
Answer
Question
Forms and Transformations -3
• ANSWER: Flipping on a light switch
exhibits these energy transformations.
• QUESTION: What is mechanical to
electrical to light (and heat)?
Answer
Question
Forms and Transformations -4
• ANSWER: A dog running would exhibit
these forms of energy.
• QUESTION: What is chemical,
mechanical, heat?
Answer
Question
Forms and Transformations-5
• ANSWER: Using a blow dryer would
show these energy transformations.
• QUESTION: What is mechanical to
electrical to heat/sound?
Answer
Question
Gaia and Systems -1
• ANSWER: The scientist famous for
“creating” Gaia Theory.
• QUESTION: Who is James Lovelock?
Answer
Question
Gaia and Systems -2
• ANSWER: The three main
“components” of a system.
• QUESTION: What is input, output, and
feedback?
Answer
Question
Gaia and Systems -3
• ANSWER: Daisyworld’s main reason for
being considered a feedback loop.
• QUESTION: What was that the black
daisies absorbed light, and the white
daisies reflecting it, leading the temp. to
go up and down?
Answer
Question
Gaia and Systems -4
• ANSWER: Possible inputs, outputs, and
feedback for a school system.
• QUESTION: Input: Students, teachers,
taxes, etc. Output: Education, reputation,
waste (plastic, cardboard), etc. Feedback:
students becoming teachers, students
moving back to community, etc.
Answer
Question
Gaia and Systems -5
• ANSWER: Connections between
homeostasis, feedback loops, and cyclic
variations.
• QUESTION: What is the fact that all
three terms represent a case where a
cycle is followed?
Answer
Question
Energy Calculations -1
• ANSWER: The mass of an object if the
force taken to move it is 15.00 N and its
acceleration is 3.00 m/s2
• QUESTION: What is 5.00 kg?
Answer
Question
Energy Calculations -2
• ANSWER: The distance an object
traveled if a force of 35.50 N was applied,
and the work done was 225.75 J.
• QUESTION: What is 6.36 m?
Answer
Question
Energy Calculations -3
• ANSWER: The potential energy of an
object with a mass of 12.25 kg that is 54
meters above the surface of the Earth.
• QUESTION: What is 6489.32 J ?
Answer
Question
Energy Calculations -4
• ANSWER: The velocity of an object with
a kinetic energy of 185,000,000.00 J and a
mass of 12,000,000.00 kg.
• QUESTION: What is 5.55 m/s?
Answer
Question
Energy Calculations -5
• ANSWER: The mass of an object that
has 555.00 J of work done on it, is
accelerating at a rate of 2.45 m/s2 and
travels a distance of 12.50 meters.
• QUESTION: What is 18.12 kg?
Answer
Question
Wonders of Graphing-1
• ANSWER: This formula can be used to
determine rate of change.
• QUESTION: What is ΔY divided by ΔX
or Y2 – Y1 / X2 – X1
Answer
Question
Wonders of Graphing-2
• ANSWER: The rate of change when X1
= 2, X2 = 5, Y2 = 20, and Y1 = 17
• QUESTION: What is 1 unit/unit?
Answer
Question
Wonders of Graphing-3
• ANSWER: The type of relationship shown by
this graph.
People (numbers)
People at a high school play
50
40
30
20
10
0
1 2 3 4 5 6 7 8 9 10 11 12 13 14
Time (minutes)
• QUESTION: What is a direct relationship?
Answer
Question
Wonders of Graphing-4
• ANSWER: The rate shown for this graph.
People (numbers)
People at a high school play
50
40
30
20
10
0
1 2
3 4 5 6 7
8 9 10 11 12 13 14
Time (minutes)
• QUESTION: What is a decreasing rate?
Answer
Question
Wonders of Graphing-5
30
Growth (in cm)
• ANSWER: A possible
best fit line for this
graph.
Plant Growth Over Time
25
20
15
Series1
10
5
0
0
2
4
6
8
Time (days)
Plant Growth Over Time
• QUESTION: What is
Growth (in cm)
30
25
20
Series1
15
Linear (Series1)
10
5
0
0
2
4
Time (days)
Answer
Question
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