Find the value of x in the 45-45-90 triangle. A) 6

B) 6 √2

C) 12 √2

D) 12

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d

Look at the diagram showing the different wavelengths in sunlight. which statement describes electromagnetic waves with wavelengths greater than 700 nanometers? they take the form of heat. they can cause skin cancer and sunburn. they are some of the shortest waves. they can be seen by human eyes as visible light.

The first mathematical theory of tides was introduced by: galileo kepler newton cousteau