Divers in acapulco, mexico, dive headfirst at 8 feet per second from the top of a cliff 87 feet above the pacific ocean. during which time period will the diver's height exceed that of the cliff?

Which planet is covered with red, iron-oxide dust? A. Mercury B. Venus C. Earth D. Mars

A solar-powered car is traveling at constant speed around a circular track. what happens to the centripetal acceleration of the car if the speed is doubled?

Which types of electromagnetic waves have frequencies that are higher than those of ultraviolet light but lower than those of gamma rays? microwaves X-rays infrared light radio waves

Define the term temperature and Heat?

If a silver wire has a resistance of 4.50 ohms at 20.0 degrees Celsius, what is the temperature at which it will have 5.00 ohms resistance?

Explain fully, in your own words, why the temperature during PCR goes through cycles of 94C, 50C, 72C.

4. What is a compound? Name an example.

What is one important role that ocean waters have in heating Earth? absorb and transport solar energy transport nutrients and waste create and emit solar energy wear away rock and soil

Shelly was surprised to learn the dwarf planet Pluto used to be considered a planet. What would have had to be true for Pluto to remain categorized as a planet? Pluto would need to have an atmosphere.

Two uncharged metal spheres, #1 and #2, are mounted on insulating support rods. A third metal sphere, carrying a positive charge, is then placed near #2. Now a copper wire is momentarily connected between #1 and #2 and then removed.