Search over 10,000 free study notes

Motion is a topic in physics that is sometimes hard to understand. When we talk about motion we think about acceleration, velocity, time and displacement. In the case of projectile motion, we usually disc...

"Das" is an article that is almost always followed by a noun. Das Pferd, Das Buch. If it is not followed by a noun it usually has become the noun. Das geht nicht. Das ist richtig. The easiest ru...

There are three main ways to structure an unseen commentary: chronologically, technically and thematically, but I would argue that the latter is the most useful. First read the passage at least twice befo...

Proof by induction is a powerful proof technique that can be used to prove a certain property and is a common question on the IB exams. Consider for instance the problem "Prove that sinx + sin3x +......

The ABO blood type system relies upon the co-dominant alleles I^A and I^B, which are expressed any time they are present and are dominant over i which is recessive. If someone has bloo...