(Q).
Q: What should you use to protect your eyes from chemicals? Read this paragraph and choose the correct option from the provided answers: Choices: - contacts - certain goggles - your hands - eye goggles A:
(A).
eye goggles

(Q).
Q: What are small, icy objects that have very elliptical orbits around the sun? Read this paragraph and choose the correct option from the provided answers: Comets are small, icy objects that have very elliptical orbits around the Sun. Their orbits carry them from the outer solar system to the inner solar system, close to the Sun. Early in Earth's history, comets may have brought water and other substances to Earth during collisions. Choices: - meteors - craters - asteroids - comets A:
(A).
comets

(Q).
Q: A mixture of a metal with one or more other elements is called? Read this paragraph and choose the correct option from the provided answers: Steel is an example of an alloy. An alloy is a mixture of a metal with one or more other elements. The other elements may be metals, nonmetals, or both. An alloy is a solid solution. It is formed by melting a metal and dissolving the other elements in it. The molten solution is then allowed to cool and harden. Several other examples of alloys and their uses are shown in Figure below . You can learn about an amazing alloy called memory wire at the URL below. If you have braces on your teeth, you may even have this alloy in your mouth!. Choices: - a carbon - a hydrogen - a cobalt - an alloy A:
(A).
an alloy