Try this quiz based on GCSE Physics past papers. Choose the topic you would like to revise and answer the questions. By working your way through the science questions created by experts, you can ...

The graphs above, \(y = 2x + 1\) and \(y = 2x - 2\) have the same gradient of 2. The lines are parallel. State the equation of a line that is parallel to \(y = 3x + 7\). To be parallel, two lines must ...

The majority of other information websites display prices from a single source, most of the time from one retail broker-dealer. At FXStreet, traders get interbank rates coming from a systematic ...

Chocolate or strawberry? Life or death? We make some choices quickly and automatically, relying on mental shortcuts our brains have developed over the years to guide us in the best course of action.

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Production efficiency is a point where ...

Abstract: In this paper, we propose a cooperative fencing controller for multiple autonomous underwater vehicles (AUVs) subjected to unmodeled dynamics and external disturbances so that they can form ...