What are the advantages of simple machines?

What are the advantages of simple machines? Simple machines are useful because they reduce effort or extend the ability of people to perform tasks beyond their normal capabilities. Simple machines that are widely used include the wheel and axle, pulley, inclined plane, screw, wedge and lever. Which statement best explains correct Fiona is correct? Which […]

What are four basic properties of waves?

What are four basic properties of waves? However, all waves have common properties—amplitude, wavelength, frequency, and speed. Amplitude describes how far the medium in a wave moves. Wavelength describes a wave’s length, and frequency describes how often it occurs. Speed describes how quickly a wave moves. What is a surface wave made of? A surface […]

What is a serious concern of fires burning on a steep slope?

What is a serious concern of fires burning on a steep slope? Although fire doesn’t usually move downhill quickly, one serious concern about fires burning down steep slopes is the possibility of burning material rolling downhill, which can ignite fuels below starting another fire. What 3 weather factors are most important to firefighters? Weather conditions […]

What is difference between zygote and embryo?

What is difference between zygote and embryo? In general, the zygote is the stage that is succeeded by an embryo….Difference between and Zygote and Embryo. Zygote Embryo The term zygote is from Greek word ‘zygotos’ which means to ‘join’ The term embryo is from Latin work ’embryum’ which means ‘that which grows’ Zygote is unicellular […]

What is a star form called?

What is a star form called? From Wikipedia, the free encyclopedia. Star formation is the process by which dense regions within molecular clouds in interstellar space, sometimes referred to as “stellar nurseries” or “star-forming regions”, collapse and form stars. Why do molecular clouds exist? Molecular clouds are so important because they are the raw material […]

What happens when 2 bones meet?

What happens when 2 bones meet? The point at which two or more bones meet is called a joint, or articulation. Joints are responsible for movement, such as the movement of limbs, and stability, such as the stability found in the bones of the skull. Which bone is most important for talking? The hyoid bone […]

Why the Colour of sea is blue?

Why the Colour of sea is blue? The ocean is blue because water absorbs colors in the red part of the light spectrum. Like a filter, this leaves behind colors in the blue part of the light spectrum for us to see. The ocean may also take on green, red, or other hues as light […]

What is the purpose of a tennis serve?

What is the purpose of a tennis serve? The overall objective of the serve is to land the ball into the square area on your opponent’s side that is positioned diagonally from your position. If the ball makes the landing in that area and then proceeds to go out of play, that is an easy […]

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