Which of the following statements about the Earth’s water is not true? 97% of the Earth’s water is salt water.

The total amount of water on the earth stays the same.

The total amount of water on the earth is constantly changing.

Most of the surface of the earth of the earth is covered with water.

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

If 360 joules of work are needed to move and create a distance of 4 m what is the weight of the crate

What are the two functions of the respiratory system