Which statements accurately describe the Doppler effect? Select three options.
2 answers:
Answer:
a. It is used to learn about the behavior of the universe.
b. It was used by Hubble to measure velocities of galaxies.
c. It indicates galaxy motion through light wavelengths.
Explanation:
Answer:
A,B,C
Explanation:
The answers A,B, and C accurately describe the doppler effect.
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Answer:
D
Explanation:
Addition of hydroxide ions will decrease its acidity and make it more basic.
This varies from baby to baby, but it is approximated to be the ages of 4 to 7 months.
Mutualism
Explanation: a relationship between two species of organisms in which both benefit from the association.
Answer:
d. All of the above
Explanation: is correct
Asexual- one parent, identical offspring
sexual- two parents, and non identical offspring
both- types of reproduction
