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How do you find the angle between two lines in three dimensional vector space given two points on line 1 and the vector equation of line 2

Find the direction vector of line 1

Find the scalar product of the direction vectors of lines 1 and 2

Calculate the magnitude of both direction vectors

MM
Answered by Mark M. • Maths tutor
3281 Views

Why would a cell lyse when it's in water?

Lysis, or the bursting of a cell, happens because of a cell swelling excessively causing it to burst, due to the movement of water into the cell by osmosis. However, this isn't the case for all cells!

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Answered by Ashar A. • Biology tutor

15467 Views

What are the components of an atom and what are their properties?

An atoms is composed of a central NUCLEUS, with ELECTRONS occupying shells, moving around the nucleus.

The nucleus is composed of PROTONS and NEUTRONS.

The PROTON...

Answered by Axel R. • Chemistry tutor

6213 Views

What is an electron volt?

Electron volts, like joules, are a unit of energy. This may sound confusing- why two? But think of it this way; length has two possible units- metric (metres) and imperial (inches). We can use either unit...

Answered by Nicholas M. • Physics tutor

18618 Views