A sailboat moves north for a distance of 10.00 km when blown by a wind 30° east of south with a force of 5.00 * 104 N. How much work was done by the wind?

How do the forces in nuclear and chemical reactions differ?

Which arrow represents the force of gravity acting upon the car? Which arrow represents the normal force on the car? Which arrow represents the applied force on the car when the driver steps on the gas pedal?

Where do plants get energy to live and grow?

Infrared radiation has wavelengths ranging from about 800 nm to 1 mm. what is the frequency of radiation of wavelength 960 nm? answer in units of s-1.

Question 2 Saved What might you look for as evidence that fusion occurs inside a star? Question 2 options: antiprotons protons electrons neutinos

Show that the Newton has the units of mass times acceleration.

Light travels at 150000000km from the sun to earth in 8 minutes. What speed is this in Km/s

Electricity problem (coulomb's law)

An observer (O) spots a plane (P) taking off from a local airport and flying at a 29° angle horizontal to her line of sight and located directly above a tower (T). The observer also notices a bird (B) circling directly above her.

In order for convection to occur, you must have