Biology, 25.02.2021 14:00 stevencardona12mejia

Students are using balloons to describe the expanding universe model. The students blow up several balloons and put them on the floor. Each balloon represents a different galaxy. How should the students move or change the balloons to demonstrate how the universe is expanding?

a
All of the balloons should be moved to the center of the floor.
b
Each balloon should be deflated so that there is more distance between the surface of each balloon.
c
All of the balloons should be moved away from each other so there is more distance between them

Answers: 2

Show answers

Another question on Biology

Biology, 22.06.2019 04:10

How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.

Answers: 1

Answer

Biology, 22.06.2019 13:00

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic.

Answers: 1

Answer

Biology, 22.06.2019 15:00

First described the system of fingerprint ridges and spirals, which eventually were used for fingerprinting. a.) fare and fidelis’s pathology b.) dr. calvin goddard c.) hans gross d.) marcelo malpighi e.) leeuvenhoek’s microscope

Answers: 1

Answer

Biology, 22.06.2019 15:30

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit

Answers: 1

Answer

You know the right answer?

Students are using balloons to describe the expanding universe model. The students blow up several b...

Questions