What is the explanation for the pattern of granulation seen on the visible surface of the Sun?
a. The granules form the base of a circulation pattern that extends from the photosphere to the outer corona.
b. The granules are regions of nuclear energy generation in the Sun's photosphere.
c. Each granule contains a strong magnetic field, which compresses and heats the gas underneath it.
d. The granules are the tops of hot gas that have risen from the Sun's convective zone.
Question 2
An object in orbit around Earth
a. is not experiencing gravity. b. is in free fall.
c. is accelerating towards Earth. d. is in free fall and is accelerating toward Earth.
Close-up of a cat's claw, with the quick clearly visible
Giardiasis. Colorized electron micrograph of a Giardia protozoan adhering to the surface of an epith
Firing Pattern of a REM-ON Cell
A typical pop tester used to check the spray pattern of a diesel engine injector.
viable surface sampling by swab
Binding of a chylomicron to lipoprotein lipase on the inner surface of a capillary