Which of these words or phrases are directly related to the mass extinction event that occurred 65 million years ago? increased by human activity
decreased sunlight availability to plants
a crater provides evidence of this event
allowed for the rise of larger mammals
eliminated all reptiles
is the only mass extinction event to have occurred

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils

Select the correct answer a modure consists of glucose and water. what is the percent composition of glucose in the mixture if it contains 1.3 moles of glucose (cho total mass of the mature is 276 grams? ) and the a 1775

What natural processes produce large quantities of co2