Adhesion and cohesion
Outcomes
In this unit you will learn about:
- The concept and applications of adhesion
- The concept and applications of cohesion
In this unit you will learn about:
In this unit you will learn about:
In this lesson you will learn about:
The idea of the electric field, how it's useful, and explains how the electric field is defined.
Video 1: What are frequency polygons?
Video 2: Examples of frequency polygons
Video 3: Further examples of frequency polygons
By the end of this unit you will be able to:
This video explores how to find the mean from data in a table.
This video explores the histogram: which is one of the ways in which to present data.
Video 1: How to create a line graph based on data
Video 2: Examples of different line graphs
Video 3: Further examples of line graphs
Forces at a distance are explained by fields (gravitational, electric, and magnetic) permeating space that can transfer energy through space. Magnets or electric currents cause magnetic fields; electric charges or changing magnetic fields cause electric fields.