A fossil form when an organism buried in sediment dissolves leaving a hollow area

A 12 kg hanging sculpture is suspended by a 90-cm-long, 5.0 g steel wire. When the wind blows hard, the wire hums at its fundamental frequency. What is the frequency of the hum?

Which is the best evidence that a Hox gene found in flies and a Hox gene found in mice are homologous?. View Available Hint (s) The genes are expressed in analogous regions of fly and mice embryos. All animals have a similar gene.

How can solar cookers reduce our carbon footprint

Magnetic Field from a Current Element An electron is moving through a uniform electric field,?0, parallel to an infinitely long, current-carrying wire with some velocity?0.

if 2 houses are made of hardwood bit ones walls are twice as thick as the other, which house would be better at reducing the rate of cooling

In which region of the periodic table do the elements NOT normally react chemically with other elements? A. metals B. metalloids C. nonmetals D. noble gases

A hot air ballon was a mass of 400 kilograms moves across the sky with 3200 joules of kinetic energy. the velocity of the balloon is

What Is a mineral made of oxidized hydrogen

If you were to go to space, and took your helmet of the suit off while your out side of the rocket, what would happen?

In Step 5, you will calculate H+/OH - ratios for more extreme pH solutions. Find the concentration of H + ions to OH - ions listed in Table B of your Student Guide for a solution at a pH = 2.