The gravitational field strength at the Earths surface is 9.8 m/sec^2. What is the field strength at a distance two Earth radio beyond the surface?

An object has a weight of 500 on earth what is the mass of this object

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers