What is hydrocephalus?

How many category 5 hurricanes since 2000

Trying to escape his pursuers, a secret agent skis off a slope inclined at 30° below the horizontal at 55 km/h. to survive and land on the snow 100 m below, he must clear a gorge 43 m wide. does he make it? ignore air resistance.

Which of the following increases air's ability to hold water vapor? a. increase in wind speed c. decrease in temperature b. increase in temperature d. decrease in air pressure

Chinook salmon are able to move upstream faster by jumping out of the water periodically; this behavior is called porpoising. Suppose a salmon swimming in still water jumps out of the water with a speed of 6.

In order of fastest to slowest, how do sound waves travel through different mediums? solids > liquids > gases gases > liquids > solids solids > gases > liquids liquids > solids > gases

How would you find the speed of a ball thrown in to the air - it takes 6 seconds to get tho the top. The height is not given.

If your vision somehow began to increase so that you could see higher and higher frequencies beyond visible light, what type of wave would you be able to perceive first?

Show that the units N/kg can be written using only units of meters (m) and second (s). Is this a unit of mass, acceleration or force.

How do the sun energy flow through the earth system

Which are precautions to take when working with heat and fire?