The SAE grade (e.g. SAE 20W) is an indicator of oil
A) surface tension.
B) pressure.
C) viscosity.
D) density.
E) Reynolds number.
C
Physics & Space Science
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Which of the following objects never appears to exhibit retrograde motion in our sky?
A) The Sun B) Venus C) Mars D) Jupiter E) Saturn
Physics & Space Science
Temperature Scales: Express a body temperature 98.6°F in Celsius degrees.
A. 37.0°C B. 45.5°C C. 66.6°C D. 72.6°C
Physics & Space Science
Arrange the temperatures 40 ºF, 40 ºC, and 40 K from highest to lowest
a. 40 ºF, 40 ºC, 40 K b. 40 ºC, 40 K, 40 ºF c. 40 ºF, 40 K, 40 ºC d. 40 ºC, 40 ºF, 40 K
Physics & Space Science
In a standing wave, not necessarily at the fundamental frequency, on a string of length L, the distance between nodes is
a. ?/4. b. ?/2. c. ?. d. L/4. e. L/2.
Physics & Space Science