Law of Conservation of Energy
Potential Energy
Kinetic Energy
Elastic Potential Energy
Climate Change and Tropical Cyclones
100
Energy is measured in this unit.
What is Joules?
100
Food is a form of potential energy because ...
What is energy is stored within the bonds of the food prior to digestion?
100
Temperature/Heat are example of Kinetic Energy because
What is the movement of air molecules?
100
An object is elastic if it exhibits these properties
What is deforms but comes back to its original form?
100
Global air temperatures have been warming since the Industrial Revolution due primarily to the emission of carbon dioxide. This effect is called what?
What is the Greenhouse Effect?
200
A flashlight undergoes this many energy transformations
What is 4 (i.e., chemical, electrical, light, and thermal)
200
Potential energy is at its greatest when an object is at its ....
What is its peak, top, apex before a drop?
200
Kinetic energy is greatest during a free fall when?
What is right before impacting the ground?
200
These two factors determine the amount of potential energy stored in a material.
What is a spring constant and the amount of deformation?
200
Some low-pressure systems in the tropics organize into large and dangerous storms, this process is known as?
What is tropical cyclogenesis?
300
If we know that a slingshot has a total of 50 Joules of energy prior to release we can determine its max velocity due to this principle.
What is the conservation of energy?
300
a compressed spring that obeys Hooke's law has a potential energy of 18 J. if the spring constant of the spring is 400 N/m, find the distance by which the spring is compressed.
What is .3 meters
300
A 4 kg ball is n a 5 m ledge, if i's pushed off, how much kinetic energy will it have just before hitting the ground??
What is 200 J
300
A spring is stretched a distance of 4 meters. If the spring constant is 300 N/m, what is the force on the spring?
1200 N
300
The water vapor evaporated from the ocean is directed into the eyewall of a tropical cyclone by which process?
What is isothermal expansion?
400
Provide an example (other than a flashlight) that demonstrates the conservation of energy.
What is a rollercoaster?
400
a rolling ball has 18 J of kinetic energy and is rolling 3 m/s. find its mass.
What is 4 kg
400
A 2.3 kg mass attached to a horizontal mass-less spring with spring constant 54 N/m, is released 0.42 m from its equilibrium position. What is the mass' speed as it passes through its equilibrium position??
What is 2 m/s
400
A spring is stretched 2 cm when a mass of 40 grams is hung from it. What is the spring constant of the spring?
What is 19.6 N/m?
400
Sea surface temperatures have risen, on average, this amount since 1890.
What is 0.0118 degrees Fahrenheit?
500
Climate change is directly related to the fundamental principles of the Law of Conservation of Energy. How so
The amount of entering Earth's atmosphere is relatively constant however due to CO2 the amount leaving Earth's atmosphere is less due to the greenhouse effect.
500
A bow and arrow has 1,300 Joules of spring potential energy. How high could this bow shoot an arrow with a mass of 0.200 kg?
650 meters
500
k = 100 J
v = 2 m/s
What is the object's mass??
What is 50 kg
500
A trampoline has a spring constant of 3430 N/m. How far will the trampoline sink when a 70 kg person steps on it?
What is 0.2 m?
500
Draw a picture of the thermodynamics associated with a tropical cyclone. (3 min)
