Nuclear Enegry
What is the definition of Nuclear energy?
Energy released by nuclear fission or fusion.
What is the definition of Kinetic energy?
the energy which a body possesses by virtue of being in motion.
What is potential energy?
the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors.
What is thermal energy?
Energy that is generated and measured by heat
What is electromagnetic energy?
The energy that can be reflected from objects through electrical magnetic waves traveling through space
True or False:
Is nuclear power used in cities?
True
True or False:
Kinetic energy is the form of mechanical energy which depends upon the position of an object
False
True or False:
A book and a feather sitting next to each other on a shelf have "different" potential energies
True
True or False:
When the temperature of a gas increases, its particles move more slowly
False
True or False :
radio waves are a form of electromagnetic radiation that can pass through matter
True
How is nuclear energy used?
electricity supply, transportation, heating
The kinetic energy of an object increases as it's ___ increases.
a. Height above Earth
b. Velocity
c. Potential energy
d. Volume
B. Velocity
Potential energy is the energy an object has due to its ________.
A. Position
B. Weight
C. Gravity
D. Motion
What are the three methods of heat transfer?
Conduction
Convection
Radiation
What type of electromagnetic waves are used to take pictures of bones in medicine?
X-ray
What problem does Nuclear Energy create?
Radioactive waste
Which of the following is not used to calculate kinetic energy?
a. Mass
b. Weight
c. Height
d. Velocity
C. Height
Which of the following is not used to calculate potential energy?
a. Mass
b. Gravitational acceleration
c. Height
d. Velocity
D. Velocity
Thermal energy is measured in ____.
a. Joules
b. N
c. Degrees C
d. J/Kg
A. Joules
Which color has the longest wavelength and The shortest wavelength
Red; Violet
What was the disaster that happened at the nuclear plant near the now abandoned town of Pripyat in April of 1986?
The Chernobyl Disaster
Missy Diwater, the former platform driver for the Ringling Brother's Circus, had a kinetic energy of 12000 J just prior to hitting the bucket of water. If Missy's mass is 40 Kg, then what is her speed?
v=24.5 m/s
A cart is loaded with a brick and pulled at constant speed along an inclined plane to the height of a seat-top. If the mass of the loaded cart is 3.0 kg and the height of the seat top is 0.45 meters, then what is the potential energy of the loaded cart at the height of the seat-top?
PE=13.2 J
Energy always moves from ______.
High to Low
If a wave has a big period, will it have a great frequency?
No; the frequency will be small