Answer the following question given this paragraph: Acid rain has severe consequences on both natural and man-made objects. Acid rain degrades marble statues like the one on the left (A). The trees in the forest on the right (B) have been killed by acid rain. Q: What phenomenon has severe consequences on both natural and man-made objects, including killing trees and degrading marble statues? Choices: - carbon rain - oxygen rain - natural rain - acid rain A:
acid rain
(Question)
Answer the following question given this paragraph: Gastropods include snails and slugs. They use their foot to crawl. They have a well-developed head. There are many thousands of species of sea snails and sea slugs, as well as freshwater snails, freshwater limpets, land snails and land slugs. Gastropods live in many diverse habitats, from gardens to deserts and mountains. They also live in rivers, lakes and the ocean. Most shelled gastropods have a one-piece shell that is typically coiled or spiraled, but not all gastropods have shells. Gastropods have no sense of hearing, but they can see and have a keen sense of smell. In land-based gastropods, the olfactory organs (for smell) are the most important. These are located on the tentacles. Q: Where are the olfactory organs of snails located? Choices: - their feet - their anus - their shell - their tentacles A:
(Answer)
their tentacles
Ques: Answer the following question given this paragraph: A transverse wave is a wave in which particles of the medium vibrate at right angles, or perpendicular, to the direction that the wave travels. Another example of a transverse wave is the wave that passes through a rope with you shake one end of the rope up and down, as in the Figure below . The direction of the wave is down the length of the rope away from the hand. The rope itself moves up and down as the wave passes through it. You can watch a video of a transverse wave in a rope at this URL: http://www. youtube. com/watch?v=TZIr9mpERbU . Q: What term describes a wave in which particles of the medium vibrate at right angles, or perpendicular, to the direction that the wave travels? Choices: - drainage wave - symmetrical wave - stimulation wave - transverse wave A:
Ans: transverse wave
(Q).
Answer the following question given this paragraph: Polarized filters block 50% of unpolarized light. If two filters are oriented so that their polarization axes are aligned, how much light is transmitted? What about if their axes are oriented perpendicular to each other? Draw two diagrams below to support your answers. Q: How much unpolarized light does a polarized filter block? Choices: - 40 % - 60 % - 100% - 50% A:
(A).
50%
Ques:Answer the following question given this paragraph: Q: When blood engorged capillaries leak fluid into neighboring tissues, what occurs? Choices: - bleeding - seeping - infection - swelling A:

Ans:swelling
Answer the following question given this paragraph: Soil erosion is a natural process, but human activities can increase it. Q: Soil erosion is a natural process, but what can increase it unnaturally? Choices: - human preservation - animal activies - volcanic eruption - human activities A:
human activities