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Bumek [7]
3 years ago
15

An astronaut is walking in space. Which of these would have the greatest speed as observed by the astronaut?

Physics
2 answers:
Aleks04 [339]3 years ago
4 0
The answer is C) an electromagnetic wave

An electromagnetic wave, which includes electromagnetic radiation such as visible light, moves the fastest of all of the options listed by a significant margin, especially through space. In fact, light travelling through space is technically the theoretical limit of how fast something can travel. 
galben [10]3 years ago
4 0
<span>An astronaut is walking in space. Which of these would have the greatest speed as observed by the astronaut. And the answer is C. Electromagnetic Waves

Answer will help you</span>
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1. Which of the following is an example of deduction? a. Hector calls the weather service to find out if the temperature outside
Ann [662]

Answer:

b

Explanation:

she made a conclusion based off of her own observation, and isnt dumb enough to call a weather station

5 0
3 years ago
According to newton's third law of motion, when a hammer strikes and exerts force to push it into a piece of wood, the nail
Darya [45]
According to newton's third law of motion, when a hammer strikes and exerts force to push it into a piece of wood, the nail <span>C. exerts an equal or opposite force on the hammer. The third law of motion states that every action has an equal BUT opposite reaction. This means that the nail exerts the same force the hammer exerts on it.</span>
6 0
3 years ago
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Describe the electron transfers that occur in the formation of calcium fluoride from elemental calcium and elemental fluorine.
boyakko [2]

Answer:

Check explanation

Explanation:

In the formation of calcium fluoride we take calcium and fluorine.

in elemental form calcium exist in solid form and fluorine in gaseous form.

formation of compound takes place to complete their octet, in case of calcium  need to remove two electron and need to add one elecron in fluorine to complete their octet so two electron will ransferred from calcium to two fluorine atom.  

3 0
3 years ago
Using this information...
Pepsi [2]

19.2\:\text{m/s}

Explanation:

At the top of the tree, the velocity of the pebble is purely horizontal so we can calculate it as

v_{y} = v_{0y} = v_0\cos 40° = (25\:\text{m/s})(0.766)

\:\:\:\:\:= 19.2\:\text{m/s}

6 0
3 years ago
The chemical formula for sodium fluoride is A) Na7F B) NaF C) NaF2 D) NaF7
ikadub [295]
The correct answer would be the letter B.) NaF this attracts opposite charges. The final formula of sodium fluoride would be NaF it’s <span>compound is formed by the complete transfer of electrons from a metal to a nonmetal.</span>
8 0
3 years ago
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