A body is oscillating up and down at the end of a spring. Let's consider when the body is at the top of its up-and-down motion. The net force points downward

a. True
b. False
Indicate whether the statement is true or false


True

Physics & Space Science

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A(n) ______________ ridge system stretches through the major oceans of the world

Fill in the blank(s) with correct word

Physics & Space Science

Shown that (a) Eb?/T 5 = f(?T) only. For ?T = 5000 ?m K, calculate Eb?/T 5.

GIVEN • ?T = 5000 ?m K = 0.005 m K FIND Shown that (a) Eb? /T 6 = f(?T) (b) Calculate E b? /T 5 for the ?T given

Physics & Space Science

Which of the following best describes the evolutionary track followed on the H-R diagram for the most massive stars?

A) vertically upward, along the left edge of the diagram B) diagonally to lower right, then vertical, then horizontally left C) horizontally right, diagonally to lower left, then horizontally right D) horizontally right E) horizontally right, then forms a clockwise loop

Physics & Space Science

A student has written the equation below to convert a temperature in degrees Fahrenheit into Kelvins. What is wrong with this equation? ?     ?

A.

The factor in front of T(ºF) should be .

B.
The numerical factor should multiply (T(ºF) ? 32).

C.
An additional 273.15 Kelvins must be added to the right side of the equation.

D.
All the corrections above are required.

E.
Only corrections (b) and (c) are required.

Physics & Space Science