One consequence of nuclear activity in otherwise normal galaxies as well as in quasars are jets of material moving outward at ________ speeds
Fill in the blank(s) with correct word
relativistic
Physics & Space Science
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At what speed will a car round a 125 m radius curve, banked at a 45° angle, if no friction is required between the road and tires to prevent the car from slipping? (g = 9.8 m/s2)
a. 27 m/s c. 23 m/s b. 17 m/s d. 35 m/s
Physics & Space Science
Evaluate the evidence that Mars had a liquid water past
What will be an ideal response?
Physics & Space Science
The Sun's average surface (photosphere) temperature is about
A) 1,000,000 K. B) 5,800 K. C) 1,000 K. D) 37,000 K.
Physics & Space Science
The current drawn by a 1200-W toaster connected to 120 V is 10 A. The resistance of the toaster coils is
A) 6 ohms. B) 12 ohms. C) 18 ohms. D) none of the above
Physics & Space Science