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Afina-wow [57]
4 years ago
15

This element is often used to block out dangerous radiation.

Chemistry
1 answer:
ella [17]4 years ago
7 0
Lead is often used to block out radiation
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Which of the following could lead to static discharge?
Ahat [919]

Answer:

Static charge is caused by the build up of electrons on the atoms of an object.

Explanation:

You can experience this yourself with a balloon! Rub it against your head in order to disassociate electrons from it, causing it to be charged - you can now put it on a wall and notice how it 'sticks' to it. You can also cause this effect by jumping on a trampoline, causing static charge to be built up - which is sometimes why you feel a little 'zap' when you touch the sides of it.

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4 years ago
Certain bacteria live in plant roots and receive sugars from the plants. The bacteria provide a source of useful nitrogen for th
schepotkina [342]

Answer:

Hope that helps!

Explanation:

Mutualism. They work together and both gain.

8 0
3 years ago
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A certain shade of blue has a frequency of 7.00 × 1014 Hz. What is the energy of exactly one photon of this light?
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Energy = Planck's constant * Frequency 

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E = 4.638 * 10⁻¹⁹ J

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3 years ago
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Type the correct answer in the box. Spell all words correctly.
cluponka [151]

Answer: hey buddy its not "blome" its biome

The correct term, which is used to describe the water coming from the sky due to the condensation of the water present in the cloud is <u><em>precipitation</em></u>. The precipitation is the water, which comes in form of the rain, hail, snow, drizzle or sleet. This is one of the main sources of the water supply in the biome.

i hope ur looking 4 the one underlined  

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3 years ago
What’s potassium+calcium sulphate
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Potassium +calcium sulphate ------> K2SO4+Ca

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