A 50-W light bulb is in a socket supplied with 140 V. What is the current in the bulb?
a. 0.36 A
b. 2.8 A
c. 90 A
d. 7 000 A
e. 3.8 A
a
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A 2.00 kg mass is located at (4.00 m, 0.00 m, 0.00 m) and a 4.00 kg mass is located at (0.00 m, 3.00 m, 0.00 m). The center of gravity of the system of masses is
A. (1.33 m, 2.00 m, 0). B. (1.33 m, 1.00 m, 0). C. (1.50 m, 1.33 m, 0). D. (2.00 m, 1.33 m, 0). E. (1.33 m, 1.50 m, 0).
The water hole is a radio region with lower background noise
Indicate whether the statement is true or false
The change in fossils at the K-T sediment layer suggests that in addition to the dinosaurs, _________ also went extinct.
Fill in the blank(s) with the appropriate word(s).
Contrast the open vs. globular clusters in terms of age, color, galactic distribution, chemical composition, and populations
What will be an ideal response?