Which of the following describes an observatory?
A. a building that contains a telescope
B. a satellite that measures sound waves
C. an underground chamber that detects
neutrinos
D. a laboratory that measures geothermal energy

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation

Which was not a country that massively built up its navy in the early 1900s? germany china united statesbritain

Amajor rite of passage for the maori men of was to receive ta moko, or facial tattoos. a. australia b. new zealand c. papua new guinea d. southeast asia