Unit Test Review
Active
1
2
In rock layers, jellyfish fossils are found lowe...
Biology, 08.04.2020 04:43, jackphilander2285
Unit Test Review
Active
1
2
In rock layers, jellyfish fossils are found lower than trilobite fossils, and trilobite fossils are found lower than ammonite fossils
What can be determined from this information?
β’
Trilobites existed before jellyfish and ammonites.
Jellyfish existed before trilobites and ammonites.
Ammonites existed before trilobites and jellyfish.
Jellyfish, trilobites, and ammonites lived together
Answers: 1
Biology, 22.06.2019 10:20, maskythegamer
Casts and mold are a type of preservation where the original material decays, leaving a mold in surrounding rock that can be filled with another sediment a. true b. false
Answers: 2
Biology, 22.06.2019 16:00, shaydog6353
Abird flies by moving its wings up and down. which two systems are most directly responsible for the movement of a bird's wings? a. skeletal and muscular systems b. respiratory and muscular systems c. skeletal and digestive systems d. respiratory and digestive systems
Answers: 1
Mathematics, 30.03.2020 19:24