What do echolocation and ultrasounds have in common?
a. both use absorption of sound waves.
b. both use reflected sound waves.
c. both send out light waves.
d. both create digital images.

The united states economy is one in which producers are generally free to produce what they want and consumers are free to purchase what they desire, so long as no laws are broken. at the same time, however, the government does regulate some aspects of the economy. the u. s. can best be described as which of the following a mixed economy b liberated economy c command economy d market economy

Who is on the house judiciary committee 2019

The government of country a has determined there is a coal shortage based on mining reports. as a result of these data, the government decreases coal exports to other nations. access to information country a