Answer:
a. Information and Communication
Explanation:
The modern photographic camera evolved from the camera obscura. The functioning of the camera is very similar to the functioning of the human eye. The first permanent photograph was made in 1825 by Joseph Nicéphore Niépce.
please help me please
Answer:
A
Explanation:
its A because your comparing so comparative
What causes convection What causes convection currents, and what do they do? currents, and what do they do?
Answer:
it helps energy
Explanation:
to get electricity
What is an example of convection? A. A heater in a fish tank warming the water at the bottom of the tank B. Batteries in a flashlight converting chemical energy into light C. Touching a stove and burning your hand D. Touching a stove and burning your hand
Answer: C. Touching a stove and burning your hand
A heater in a fish tank warming the water at the bottom of the tank is an example of convection.
What is convection of heat?Heat is transferred through convection, which is the large-scale movement of molecules inside gases and liquids. Conduction is used to move heat from the object to the fluid initially, but fluid motion is responsible for the bulk of the heat transfer.
Convection is the process by which heat is transferred through fluids as a result of material motion.It occurs in both gases and liquids.It could be forced or natural.Bulk transfers of some of the fluid are necessary.Hence, a heater in a fish tank warming the water at the bottom of the tank is an example of convection.
Learn more about convection of heat here:
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