76714057986734278593 76714057986734278593

09-12-2022
Chemistry

Answered

Select the correct answers from the list.(1 point)
Comparing cooling temperature changes at different stages of the universe's life provides evidence of (blank)
. Measuring the universe's ratio of hydrogen and helium provides evidence that these elements were (blank)

Answer :

Other Questions

What words is this missing? Scientists know the composition of stars through the use of a spectroscope to compare the spectral lines of (Blank) to the lines obs

In the blank, please type the symbol of the diatomic element that is in group 15 (5A).

All stars start from a spinning cloud of hydrogen and eventually ignite and fuse (Blank) into the core.

WE could predict that the size and temperature of the star that contain all of the elements, that the star would be a [1] star, probably [2] in color (very hot)

4. Hydrogen Bonding is a type of intermolecular force that occurs between atoms with ... of or

Which statement about the redox reaction that forms water is correct? (1 point) O Hydrogen is more electronegative than oxygen, so hydrogen is oxidized and oxyg

3. Fill in the table with the correct particle or element, and describe the types of radiation given off in the series. Please use the format used in the questi

Give short answers for the following 1. Comment Dalton's atomic theory and the areas in which modifications were made.

ANALYSIS In general, nonmetals are on the the side of the periodic table, metals are on separating the side of the periodic table, with the two sides between th

2. Scientists learn this from fossils EXCEPT: O How old the organism could be O the climate of the area from the time O What future fossils will look like O the