a 70 kg skydiver opens her parachute. The force due to air resistance is now 1200 N. what is the acceleration of the skydiver

I want to examine the surface of a planet that is completely covered by a thick layer of clouds all the time. What wavelength of electromagnetic radiation would I be smartest to use? A. visible light B. x-rays C. radar waves D. ultra-violet E.

In 2004 astronomers reported the discovery of a large Jupiter-sized planet orbiting very close to the star HD 179949 (hence the term "hot Jupiter"). The orbit was just 19 the distance of Mercury from our sun, and it takes the planet only 3.

How do the plates move each year

Sally and Ramona were competing in a four-lap, one-mile foot race. Sally's style was to run at a constant rate of 12 mph.

A 5.00-kg box slides 6.50 m across the floor before coming to rest. what is the coefficient of kinetic friction between the floor and the box if the box had an initial speed of 3.00 m/s?

All objects are attracted to each other by the force of a. weight. b. mass. c. inertia. d. gravity.

landslides and mudslides caused by lava flows are ___ deadly than the lava flow itself. a. more b. less

3. How is electric potential different than electric potential energy?

Ethan pushes a wooden box across a carpet floor then he pushes the same box across a smooth marble floor why does Ethan find it easier to push the box on the marble floor than carpet floor

Let's now apply our equations for the normal modes of open and closed pipes. On a day when the speed of sound is 345 m/s, the fundamental frequency of an open organ pipe is 690 Hz.