Compute the final velocity of a ski jumper just as he leaves the ramp if he has a mass of 60 kg and the tower is 70 meters high? Do the same for a much lighter jumper, say with a mass of 40 kg.

The number of times that a wave vibrates in a unit of time is called A. amplitude B. frequency C. wavelength D. interference ... ?

A container with no insulation has two compartments. The first compartment is evacuated to zero pressure, and the other contains a compressed gas that is not an ideal gas. Suppose that the separation between the two compartments is removed.

What is phanerogam? mention it's two group

Is gravity an external or internal force?

Two plates separated by a distance d = 14.8 mm are charged to a potential difference V = 7.25 V. A constant force F = 7.81 N pushes a - 8.30 mC charge from the positively charged plate to the negatively charged plate.

What are starburst galaxies and what do they have to do with galaxy evolution?

Six light bulbs are connected in series with a 9.0 volt battery. What is the voltage across each bulb?

Can an object travel at the speed of light? Why or why not?

It's a hot and sunny day and you decide to go for a drive. When you open your car door, it's a lot hotter than outside. Why is that

Which compound is composed of oppositely charged ions