What is a valid scientific claim?

A scientific claim is a statement about the results of your experiment that is supported by evidence gathered during the experiment and reasoning that explains how the evidence is connected to the claim. For example: Claim: Air is matter. A scientific claim is a claim made by scientists. But that doesn’t really answer the question, … Read more

¿Cuáles fueron las aportaciones de la cultura olmeca?

Las deidades, jaguar, tierra, lluvia; así como la construcción de altares monumentales, estelas lapidas, las cabezas colosales, las tumbas y los recipientes de piedra. Todo el arte y la tradición Olmeca muestra una obsesión por las formas felinas. CULTURAS MESOAMERICANAS CULTURA OLMECA. 1200 b.C – 200 b.C. CULTURA TEOTIHUACANA. 150 – 750. CULTURA MAYA. 250 … Read more

What is sort method in Java?

The java. util. Arrays. sort(Object[] a, int fromIndex, int toIndex) method sorts the specified range of the specified array of objects into ascending order, according to the natural ordering of its elements. The range to be sorted extends from index fromIndex, inclusive, to index toIndex, exclusive. sort() method is a java. Arrays class method. Syntax: … Read more

What is a power burner?

Power Burner. Power burners control the mixture of gas and air that is injected into the boiler’s combustion chamber. These burners increase the efficiency of the boiler by providing an optimal ratio of gas to air. An atmospheric burner uses the natural process of gas escaping from the orifice to mix with primary air. A … Read more

When should you scalp your lawn?

We recommend scalping between April 1 and April 15, after the last frost. If you’re planning on overseeding it with rye in the fall, to have a green lawn during the winter, you should scalp it before seeding. That is because the grass is dormant during the winter, and scalping it can give it a … Read more

What is key management in security?

Key management refers to management of cryptographic keys in a cryptosystem. This includes dealing with the generation, exchange, storage, use, crypto-shredding (destruction) and replacement of keys. Successful key management is critical to the security of a cryptosystem. Key management additionally ensures regulatory compliance and secures data from risks posed by privileged users. An effective key … Read more

How do I create an Alexa scene?

With scenes, customers can issue a single voice command to an Alexa-enabled device such as the Amazon Echo or Echo Dot to set a predefined configuration of one or more devices to a desired state. Scenes are configured by customers through a device manufacturer’s app, whereas groups are configured in the Alexa app. With scenes, … Read more