Asteroids May Change Their Orbits Frequently and Erratically

question 50

True/False

Asteroids may change their orbits frequently and erratically.

---

Definitions:

Alkali Metals

A group of chemical elements in the periodic table with similar properties: shiny, soft, highly reactive at standard temperature and pressure.

NaOH

Sodium hydroxide, a highly caustic metallic base and alkali that is available in pellets, flakes, and dissolved solutions, used in the manufacturing of many products, including soap and paper.

Strong Base

A substance that can completely dissociate in water to produce hydroxide ions and a corresponding cation.

Hydroxide Ions

Negatively charged ions made of oxygen and hydrogen (OH-), which characterize basic solutions.