Relate the tilt of Earth's axis to Earth's changing seasons. Sometimes the axis
points
the tilt of
Earth's axis
As Earth
orbits the
Sun,
and
sometimes it points

Two things that biomedical has invented or innvated

Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) → ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 °c?

The clouds are grey and ground is wet. a quantitative b qualitative