A small glider is coasting horizontally when suddenly a very heavy piece of cargo falls out of the bottom of the plane. You can neglect air resistance. Just after the cargo has fallen out
A) the plane speeds up and the cargo slows down.
B) the plane speeds up but the cargo does not change speed.
C) neither the cargo nor the plane change speed.
D) the cargo slows down but the plane does not change speed.
E) both the cargo and the plane speed up.
C
You might also like to view...
The Roche limit is the
a. distance from the sun within which a planet can not retain an atmosphere. b. minimum mass of an object in the solar system that would be classified as a planet. c. maximum separation distance between the sun and a given planet. d. distance from Earth at which we loose radio communication with a satellite. e. distance from a planet within which a planet can not hold itself together.
A large body of permeable rock or soil through which groundwater moves is called a(n) ______________
Fill in the blank(s) with correct word
A star has crossed the birth line and thus that star is now called a ________________
a. main-sequence star b. protostar c. YSO d. ZAMS
Which of the following can actually escape a black hole?
A. visible light B. electrons C. very low energy radio waves D. very high energy gamma rays E. None of these choices is correct.