A body on the surface of the earth weighs 400 lb. The radius of the earth is about 4,000 miles. If this same body were placed on a 4,000 mile high tower, its weight would be __________
Fill in the blank(s) with correct word
100 lb
You might also like to view...
The position of a particle moving along the x axis is given by x = 6.0t2 ? 1.0t3, where x is in meters and t in seconds. What is the position of the particle when it achieves its maximum speed in the positive x direction?
a. 24 m b. 12 m c. 32 m d. 16 m e. 2.0 m
Which occurrence is associated with the demise of the dinosaurs?
a. The Great Dying b. The Cambrian explosion c. The breakup of Pangaea d. The K-T event
Earth's upper atmosphere is protected from infrared radiation by an ozone layer
a. True b. False Indicate whether the statement is true or false
Consider a string with several rocks tied along its length at equally spaced intervals. You whirl the string overhead so that the rocks follow circular paths. Compared with a rock at the end of the string, a rock at the middle moves
A) half as fast. B) twice as fast. C) at the same linear speed.