A long jumper leaves the ground with an initial velocity of 12 m/s at an angle of 28-degrees above the horizontal. Determine the time of flight, the horizontal distance, and the peak height of the long-jumper.

while elements and compunds are related, they are different. Unlike elements, compunds can be described as which of the following?

What type of event is required for an action potential to be generated?

The electric potential in a region of space is / [V=350//sqrt{x ^{2}+y ^{2}}/] where x and y are in meters. what is the strength of electric field at (x, y) = (2.6,2.8) m?

A note on a piano vibrates 262 time per second. What is the period of the wave

How far can light travel in one year? A. 30 million km B. 10 trillion km C. 300,000 km D. 100 billion km

a group of elements that stretch bend and conduct heat and electricity

A rectangular block has dimensions 2.9 cm x 3.5 cm x 10.0 cm. the mass of the block is 615.0 g. what is the volume and density of the block? (answer it with correct numbers of significant figures)

Which of the following are products of cellular respiration? Sunlight Oxygen ATP Water Carbon Dioxide

Do magnetic field lines ever start or end anywhere?

What effect do oceans have on the temperature of coastal areas? A. Ocean breezes warm the coastal land constantly. B. Ocean currents always cool a coastline. C. Ocean winds prevent extremes of temperature on coastal lands. D.