help plzz

which of the following is used to make biomass fuel? A. coal B. natural gas C. plants and animals waste D. petroleum

solar,wind,nuclear,and hydroelectric energy sources are similar in which of the following ways? A. they are all nonrenewable energy sources B. they all require an indirect use of sunlight in order to make electricity C. they are all considered alternative...

How does using coal to generate electricity A. using more coal reduces the amount of pollution from using oil <--------------- B. using improves the quality of nearby water C. using coal, instead of wood from trees, helps improve the environment D. using...

Mark each statement if it describes a characteristic or use of a Gothic cathedral. A. had tall spires, lofty towers, and pointed arches B. was a place of safety as well as a house of worship C. had flying buttresses to support the walls D. architectural f...

the energy stored in atoms is released when electricity is made with ____________ power.

In the ocean, there are areas where there are very few living things. ____________ is the term that describes when this happens to a natural area.

Glucose is a simple sugar made up of carbon, hydrogen, and oxygen. What kind of molecule is glucose? A. Glucose is protein. B. Glucose is a nucleic acid. C. Glucose is an organic molecule. D. Glucose is an inorganic molecule

what effect did Punic wars have on small roman farmers? A. grain from conquered lands drove gain prices B. grain from conquered lands drove up grain prices C. new strains of grain from conquered lands helped them thrive D. the lack of grain from conquered...

What is the jewish book of faith called?

This is about ellipses: If a problem gives you two foci points and the length of a spring, how do you find the equation and the vertices of the ellipse?

Who were the key players of the Warsaw Pact and NATO? (aka people)

Write each polar equation in rectangular form if possible, or describe its shape in words if an equation is impossible. theta = 210 degrees

In the text, you read this about states' rights in the Confederacy: The South also had political problems. The Confederate constitution favored states' rights and limited the authority of the central government. As a result, the Confederate government oft...

so the answer is C

yea thanxs

so its A

is it household expenses

yes thanxs

is the answer nuclear?

so the answer is deep sea

or deep layer

so its A

Also, if you have only the equation of an ellipse and the foci points, how do you find the length of the string?

I need help on 12 13 14 and 15 can someone please put it in

I really need help on this