A scientist was studying layers of earth in the side of a mountain. In the lower layers, she found fossils of reindeer and polar bears. In the upper layers, she found fossils of coyotes and squirrels. Which conclusion most likely explains the different fossils?
Group of answer choices
The climate was very cold in earlier time periods and became warmer in later time periods
The climate was very hot in earlier time periods and became colder in later time periods.
The climate was wet in earlier time periods and became drier in later time periods.
The climate was dry in earlier time periods and became wetter in later time periods.
Answers: 3
Chemistry, 22.06.2019 04:30
There is a single path for electrons. the current decreases when additional resistors are added. the current will be the same in each resistor. these statements best describe a(n) circuit.
Answers: 3
Chemistry, 22.06.2019 07:30
The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 3
Chemistry, 22.06.2019 14:00
In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2
Answers: 1
Chemistry, 22.06.2019 15:20
Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.
Answers: 1
A scientist was studying layers of earth in the side of a mountain. In the lower layers, she found f...
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