Humus which is formed by the decay of plant and animal matter is important for the formation of most, a) rounded sediments,

b) soils,

c) surface bedrock,

d) minerals

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

The ruiz family is exchanging euros for us dollars. the exchange rate is 1 euro equals 1.35261 usd. since the ruiz family knows that usd are stated to the nearest hundredth of a dollar, they used the conversion ratio