A lunar eclipse that occurs when the moon moves completely into Earth's umbral shadow is called

a. a total solar eclipse.
b. a partial solar eclipse.
c. an annular solar eclipse.
d. a penumbral lunar eclipse.
e. an umbral lunar eclipse.


E

Physics & Space Science

You might also like to view...

Develop the control volume difference equation for one-dimensional steady conduction in a in with variable cross-sectional area A(x) and perimeter P(x). The heat transfer coefficient from the fin to ambient is a constant oh and the fin tip is adiabatic.

GIVEN
• Fin with variable cross-sectional area and perimeter
• Convection coefficient to ambient is constant, ho
FIND (a) Control volume difference equation
SKETCH

Physics & Space Science

Winter and summer differ in length on Mars because of its elliptical orbit

Indicate whether the statement is true or false

Physics & Space Science

Which of these is NOT typical of the Galaxy's spiral arms?

A) open clusters B) Population II giants like orange Arcturus C) emission nebulae like M42 D) hot, young blue Population I stars E) O and B stars

Physics & Space Science

A body oscillates with simple harmonic motion along the x axis. Its displacement varies with time according to the equation x = 5.0 cos (?t). The magnitude of the acceleration (in m/s2) of the body at t = 1.0 s is approximately

a. 3.5. b. 49. c. 14. d. 43. e. 4.3.

Physics & Space Science