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
raketka [301]
3 years ago
6

_____________________ held that all matter is made up of four “elements”— earth, air, fire, and water.

Chemistry
1 answer:
Novosadov [1.4K]3 years ago
4 0

Answer:

Democritus

Explanation:

He spoke about matter was made of tiny particles which moved in empty space

You might be interested in
Transition metals often form ions with a charge of _____-
Bess [88]
+1 for transition metals
5 0
3 years ago
Can animals detect radio waves
Svetach [21]

Answer:

No.

Explanation:

No organism can detect X-rays or radio waves

4 0
2 years ago
Read 2 more answers
What is the mass of an atom that has 9 protons, 11 neutrons, and 10 electrons
Anastaziya [24]

Answer: By looking at the periodic table, you will see that Fluorine has 9 protons. Since the number of electrons equal the number of protons, Fluorine has 9 electrons as well. Meanwhile, it's mass number of 19, minus 10 neutrons, gives you 9 protons or electrons. Hence, the atom would be Fluorine.

Explanation:

6 0
3 years ago
Read 2 more answers
Which scientist would best describe the motion of the earth?
Burka [1]
I think kepler would be the one to best describe the motion of hte earth because he has a space telescope named after him

5 0
3 years ago
How do i found out how animals gain energy and from where​
otez555 [7]

Answer:

Animals gain energy from the food they eat. Some animals eat plants while others eat other animals. This is passing of energy from the sun to plants to animal to other animals is called a food chain

6 0
3 years ago
Other questions:
  • +
    5·1 answer
  • What happens if you don't use enough solvent for a recrystallization?
    9·1 answer
  • What is the electron configuration for Iodine -1?
    6·1 answer
  • Given the following list of atomic and ionic species, find the appropriate match for questions 2-4. Please Explain.
    6·1 answer
  • Explain why water and sodium oxide will have very different properties
    7·1 answer
  • Calculate the volume of compound Y needed to make a 350 pg/ml treatment solution in 2 ml of 1x PBS using a stock solution contai
    12·1 answer
  • What is the difference between concentrated acid and a weak one?
    6·1 answer
  • 11. Explain Supergiants
    10·1 answer
  • How many electrons will each ele-
    14·1 answer
  • 2,2,2,3,3,5,7,8 mean median mode
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!