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Which object in space emits light?

Recognize that the Sun and stars emit the light by which they are seen and that most other bodies in space, including Earth’s Moon, planets and their moons, comets, and asteroids, are seen by reflected light.

Why can nuclear fusion occur in the core of a star?

Stars are made mostly of hydrogen and helium, which are packed so densely in a star that in the star’s center the pressure is great enough to initiate nuclear fusion reactions. In a nuclear fusion reaction, the nuclei of two atoms combine to create a new atom.

Which area is the most common source region for cold dry air masses that move over New York state 1 North Atlantic Ocean 2 Gulf of Mexico 3 Central Canada 4 central Mexico?

The area that is the most common source region for cold, dry air masses that move over New York State is central Canada. These cold, dry air masses are called Continental polar (cP) or continental arctic (cA) air masses.

Which motion occurs at a rate of approximately one degree per day?

the Moon’s revolution and Earth’s rotation. Which motion occurs at a rate of approximately one degree per day? Earth revolving around the sun.

What is one rotation of the Earth called?

Earth’s Rotation Earth spins around its axis, just as a top spins around its spindle. This spinning movement is called Earth’s rotation. At the same time that the Earth spins on its axis, it also orbits, or revolves around the Sun. This movement is called revolution.

What is the 45 minute intruder?

The 45 minute intruder is when your baby wakes early from their nap, usually 30 to 45 minutes after going down. Babies’ sleep cycles are about 45 minutes long so if your baby wakes up in the middle of their nap and can’t connect their sleep cycles, the nap might be over.

Do naps count towards total sleep?

To conclude: yes, naps do count towards the overall amount of sleep you get in a day, but by only taking sleep duration as a measure, you are missing very important information about the quality of your seep.