Summary of the strengths and weaknesses of experimental designs A Level exam tips Answering exam questions (PSYA1 AQA A specification) Questions about types of experiments tend to be 1 or 2 mark questions that require you to: Identify the type of experiment in an example; Give 1 strength and 1 weakness of that type of experiment
Amazonâs wand is basically Dash 2.0. Like the companyâs first bar-code scanner, which was limited to Amazon Fresh customers, the 6-inch stick has a rubberized loop at the top for hanging purposes, but this time around itâs also magnetic.
As a result, the Echo has quickly become one of Amazonâs best-selling products, even more popular than its Kindle line of e-readers. If the original Echo was Amazonâs Trojan Horse to get into your home, the new Echo Dot is Amazonâs army coming in behind it. Itâs smaller and half the price ($89.99 vs. $179.99), yet has all of the same far-field voice recognition technology and voice control capabilities as the larger Echo. You donât need a full-size Echo to use the Dot â it is a fully standalone device.