Which change occurs when an atom undergoes alpha decay? The nucleus loses mass and a new element is produced.
The nucleus gains a proton and a new element is produced.
The nucleus loses energy and remains the same element.
The nucleus loses a neutron and remains the same element.

What is the order of the moon, earth, and sun in a lunar eclipse and a solar eclipse?

Astronomers discover an exoplanet (a planet of a star other than the sun) that has an orbital period of 3.87 earth years in its circular orbit around its sun, which is a star with a measured mass of 3.59 x 1030 kg. find the radius of the exoplanet's orbit.

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.