How is air temperature related to high- and low- pressure air? a: cool air forms low-pressure areas, while warm air forms high-pressure areas. b: cool air near the surface forms high-pressure areas; warm air forms low-pressure areas. c: high-pressure air makes other air warmer; low-pressure air makes other air cool. d: temperature is not related to air pressure, only to humidity.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

Graded assignment lab report answer the questions below. which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.

50 points! which of the following is an inference? a burning candle is extinguished when it is covered with a jar. the candle burns longer than expected in a jar that has a plant in it. a plant lives longer than expected in a jar that has a burning candle. there is more oxygen in the jar because there is a plant in it.