What is the escape velocity from the solar system (SUN) leaving from our position 93. million miles from the sun?
What will be an ideal response?
4 × 104 m/s (almost 105 mph)
You might also like to view...
An organ pipe open at both ends is 1.5 m long. A second organ pipe that is closed at one end and open at the other is 0.75 m long. The speed of sound in the room is 330 m/s. Which of the following sets of frequencies consists of frequencies which can be produced by both pipes?
A. 110 Hz, 220 Hz, 330 Hz B. 220 Hz, 440 Hz, 660 Hz C. 110 Hz, 330 Hz, 550 Hz D. 330 Hz, 440 Hz, 550 Hz E. 220 Hz, 660 Hz, 1 100 Hz
The bright light at the center of a shadow cast by a penny
1.supports the hypothesis that light can be viewed as rays traveling in straight lines. 2.results from the re-reflection of the diffraction pattern cast by the penny. 3.is the result of the penny's shininess; it acts like a mirror providing a second source to create an interference pattern. 4.is the central maxima of the interference pattern caused by the diffraction effects around the penny.
Charge A has 10 electric field lines coming out, charge B has 20 lines coming out, and charge C has 30 lines coming in. Which pair of these charges will have the largest force between them if placed one cm apart?
a. A and B c. More information is needed. b. B and C d. C and A
If a twin goes on a trip in a high speed rocket ship, when she returns home she will be younger than her twin sister who did not go on the trip because of
a. time dilation b. length contraction c. the equivalence of mass and energy d. the principle of relativity e. none of the above