Biology, 07.05.2021 06:30 AngelOfLove
Stars, other than the Sun, are too far away from Earth to be studied by space probes. How are scientists able to study the composition of a star that is located outside of the Solar System?
A.
by evaluating the mass, density, and volume of the star
B.
by evaluating the kinds of sounds given off by the star
C.
by evaluating the different colors of light radiated by the star
D.
by evaluating the air pressure in the atmosphere of the star
Answers: 1
Biology, 21.06.2019 21:00
In natural selection, what is actually “selected? ” a) alleles are directly selected b) genotypes are directly selected c) phenotypes are directly selected d) entire populations are directly selected
Answers: 2
Biology, 21.06.2019 22:00
Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.
Answers: 1
Biology, 22.06.2019 01:20
Look at the photo of the leaf. which term best describes this leaf?
Answers: 2
Stars, other than the Sun, are too far away from Earth to be studied by space probes. How are scient...
English, 21.01.2021 17:10
Chemistry, 21.01.2021 17:10
Mathematics, 21.01.2021 17:10
Mathematics, 21.01.2021 17:10
Biology, 21.01.2021 17:10
Mathematics, 21.01.2021 17:10
History, 21.01.2021 17:10
Mathematics, 21.01.2021 17:10
Mathematics, 21.01.2021 17:10
Mathematics, 21.01.2021 17:10
History, 21.01.2021 17:10