What unit of length is used by astronomers to measure distances in space? star bursts
light years
astrometry meters
O universal miles

3. lithuania, latvia, and estonia all signed a peace treaty with germany in 1996 signed a pact with russia in 1996 were admitted to the european union in 2004 were damaged by the chernobyl explosion in 1986

Which of the following planets is classified as a terrestrial planet? a. neptune b. venus c. saturn d. jupiter

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