Answer:
Difficulty
Explanation:
Space exploration was the last thing the world could have thought of dabbing into because the idea of moving away from the earth and flying in the sky wasn't even an easy one for man, hence the difficulty attached with going into other planets was a big success.
Many trials were made before the eventual success experienced, this many difficulties man overcame is what is meant by barrier in this sense.
Answer:
<u>m</u><u>a</u><u>n</u><u>y</u><u> </u><u>students </u><u>are </u><u>f</u><u>o</u><u>n</u><u>d</u><u> </u><u>of</u><u> </u><u>usi</u><u>ng</u><u> </u><u>someone</u><u> else's towel</u>
Increasing demand for flat-screen TVs, according to estimates, could have a greater impact on global warming than the world's largest coal-fired power plants. Flat screen manufacturers use a greenhouse gas known as nitrogen trifluroide, and as these displays are becoming more and more popular, annual gas production has grown to about four thousand tons. Nitrogen trifluroid is the most dangerous global warming engine, for comparison, this gas is 17,000 times stronger than carbon dioxide.
Answer:
I'm pretty sure its Each and every is always singular and requires a singular verb. True False
Explanation:
