The velocity of a boat with respect to the water is 4.0 m/s at an angle of 30.0 degrees NORTH of EAST. The velocity of the water with respect to the ground is 3.0 m/s at an angle of 90.0 degrees NORTH of EAST. What is the velocity of the boat with respect to the ground?
A. 6.1 m/s at 36 degrees NORTH of EAST
B. 5.8 m/s at 55 degrees NORTH of EAST
C. 6.1 m/s at 61 degrees NORTH of EAST
D. 5.8 m/s at 36 degrees NORTH of EAST
E. 6.1 m/s at 55 degrees NORTH of EAST
E. 6.1 m/s at 55 degrees NORTH of EAST
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Earth's atmosphere probably developed from gases escaping from its interior during volcanic eruptions. This outgassing also produced Earth's
A) protective ozone layer. B) oceans. C) numerous mountain belts. D) ionosphere.
When a wave is ______________, the angle of reflection equals the angle of incidence
Fill in the blank(s) with correct word
A solenoid of length 0.700 m having a circular cross-section of radius 5.00 cm stores 6.00 µJ of energy when a 0.400-A current runs through it. What is the winding density of the solenoid? (?0 = 4? × 10-7 T • m/A)
A) 327 turns/m B) 1080 turns/m C) 865 turns/m D) 472 turns/m E) 104 turns/m
Which of the objects below has an atmosphere consisting mostly of carbon dioxide?
a. Earth b. Mercury c. Earth's Moon d. Venus e. None of the other choices are correct.