Which statement best illustrates how an organism maintains homeostasis? Desert pack rats are active at night to conserve water.
Young hawks have different kinds of feathers than adult hawks.
Parents pass their traits to their offspring.
Female barn swallows mate with long-tailed males.

Which equation is used to calculate the magnetic force on a charge moving in a magnetic field

In 2015, about ten percent of total u.s. energy consumption was from renewable energy sources. renewable energy plays an important role in reducing greenhouse gas emissions. when renewable energy sources are used, the demand for fossil fuels is reduced. sanjay and his family want to cut back on their use of non-renewable resources at home. they are thinking of an alternate way to heat their home without adding more greenhouse gases or pollutants to the environment. which renewable resource would not fit into their plan? a) solar power b) burning wood c) constructing a wind turbine eliminate d) generating hydroelectric power

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer