A cable is lifting a construction worker and a crate. The weights of the worker and crate are 965 N and 1510 N, respectively. The acceleration of the cable is 0.620 m/s^2, upward. What is the tension in the cable above the worker (the worker is above the crate, not touching it)?
Jane likes to sunbathe She has read about risks from sunbathing and how to reduce them. She thinks she is not at risk from sunbathing because she has dark skin. Explain why Jane is not completely correct
To calculate the area of the front surface of a box,you (a) add the length to the height (b) add twice the length to twice the height ( c) multiply the length by the height (d) multiply the length by the height then divide by two
The atomic number of an atom identifies the number of protons in its nucleus. If the overall charge on the atom is neutral, what must the atomic number also identify? A. the most common isotope's mass B. the average mass of all isotopes of the atom C. the number of electrons in the atom D. the number of neutrons in the atom
what does it mean if the coefficient of friction is greater? for example,a coefficient of friction of 0.1 compared to 0.7
If you drop a silver dollar off a building and it hits the ground in 10 seconds, how fast was the coin going just before it hit?
An ant travels 2.78 cm (West) and then turns and travels 6.25 cm (South 40 degrees East). What is the ant's total displacement?
A bus slows down uniformly from 21 m/s to a complete stop in 21 seconds. How far did the bus travel before stopping?
