Explanation: The first one
Source: it literally has fusion in the name
The 50 W bulb would have a greater current than the 90 W bulb
<span>An atom’s emission of light with a specific amount of energy confirms that </span><span>electrons emit and absorb energy based on their position around the nucleus.
The light emitted from an electron is a result of the electron's quantum jumps/leaps ( atomic electron transitions ) to and from different energy levels.</span>
Answer:
Spiders cannot actually propel their bodies through the water as a swimmer does, but they can use objects to get across the water and some can run across the water.
Explanation:
The formula for average speed is

So we can just substitute our data.

- its the result