According to US Energy Information Administration data, urban U. S. households own an average of 1.8 vehicles each, compared with
2.2 for each rural household. Urban families also drive about 7,000 fewer miles annually than their rural counterparts, saving more
than 400 gallons of gasoline and roughly $1500 at current gas prices.
What is one reason for these differences?
A)Urban families tend to travel more.
B)Urban populations make use of mass transit.
C)Rural families travel less for goods and services.
D)Rural populations are less likely to conserve energy.

What initially causes a nerve impulse? release of enzymes out of the neuron movement of chemicals into the dendrites of the neuron pathogens attacking the dendrites of the neuron red blood cells bathing the neuron

In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.