Which of these is a biomass energy source?

manure

coal

the sun

wind

What is a ridge-like deposit of sediment at the edge of a glacier?

Choose the best tool to use in each situation. A doctor wants to monitor the inside of a patient's heart. M An astronomer wants to study one of Jupiter's moons. A microbiologist wants to learn more about a bacterial cell.

When you look at your teeth in a mirror, what part do you see? A. cementum B. root C. dentin D. enamel

How would clearing a forest to plant corn affect an enviroment?

at which location does gravity play a role in moving tectonic plates? at the edge of the plates. in the core. in the mantle. in the middle of a continent

Problems the vegetable vendors face in their job

Which statement best describes why electrons are typically not included when determining the mass of an atom? The charge of a proton cancels the charge of an electron. The protons and neutrons are much more massive than the electrons.

What did the evidence that Darwin collected during his voyage on the HMS Beagle allow him to accomplish? A. to propose the theory of artificial selection B. to propose the theory of evolution by natural selection C.

List four types of evidence used to organize organisms in systematic taxonomy

Which statement is true about BRCA1 and BRCA2 genes? These genes were discovered in 1953. Cancerous tumors often form on these genes. People can be tested for mutations on these genes. Mutations of these genes lead to diabetes.