1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
ioda
4 years ago
5

What did Hubble's law tells us?

Chemistry
1 answer:
Reptile [31]4 years ago
8 0

In short, Hubble's Law is telling us that the universe is expanding. A way of thinking about his law, is raisin bread. The raisins are galaxies, and the dough is is space between all of the galaxies. When the dough is cooked, it rises and expands, leaving the raisins farther and farther apart.

You might be interested in
There are two valence electrons in a He atom. What is the average ionization energy of the two valence electrons in He
motikmotik

Answer:

A: Calcium is a group 2 element with two valence electrons. Therefore, it is very reactive and gives up electrons in chemical reactions. It is likely to react with an element with six valence electrons that “wants” to gain two electrons. This would be an element in group 6, such as oxygen.

3 0
2 years ago
If there are 4 different gases in a room and the room seems to have a high pressure within it because you keep getting headaches
Juliette [100K]

Answer:

Explanation:

u take them all outside and put safety on

8 0
4 years ago
A student determines that 23.1 J of heat are required to raise the temperature of 6.67 g of an
Semenov [28]

A student determines that 23.1 J of heat are required to raise the temperature of 6.67 g of an

5 0
3 years ago
What does the number 84 in the name krypton-84 represent?
Mrac [35]

Answer:

b

Explanation:

it express the mass no of the element

3 0
2 years ago
Which of these processes take place at the same temperature?
Elodia [21]

Answer:

the person above me is very right

Explanation:

7 0
3 years ago
Other questions:
  • Choose the correct coefficients for the following reaction:
    9·1 answer
  • Calculate the moles of camphor dissolved in 1.32 L of phenol. The molar mass of camphor is 152 g/mol and the molarity of phenol
    11·1 answer
  • In the 1990's, biologists studied the alligator population in Lake Apopka, Florida. This lake experienced a chemical spill of th
    6·1 answer
  • Write the DNA strand that is complementary to : ATTACTCGCATCTCTAACA
    10·1 answer
  • Which of these substances contributes to soap's slippery texture?
    12·1 answer
  • A 35.00 mL sample of an H2SO4 solution of unknown concentration is titrated with a 0.1222 M KOH solution. A volume of 42.22 mL o
    7·1 answer
  • Convert 1.25 x 10-6 km to mm
    15·1 answer
  • An ant travels 50 meters in 100 seconds. What is the speed of the ant in meters por second?
    14·2 answers
  • Question 5 of 10
    7·1 answer
  • Classify each of the following as a physical or a chemical change. Give
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!