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
pantera1 [17]
3 years ago
10

Explain why astronomers long ago believed that space must be filled with some kind of substance (the “aether”) instead of the va

cuum we know it is today.
Physics
1 answer:
professor190 [17]3 years ago
6 0

Answer:Explained

Explanation:

The scientist of that time could not believe that the electromagnetic waves do not require a medium to travel through so they made a space filling substance necessary to travel of electromagnetic waves called aether.

But after the special 0 theory of relativity this idea is discarded and fell out.

You might be interested in
a student drew the following model: volcano cooling crust motion plates tension which landform should the student put next in th
Andrei [34K]

Answer:

C) rift valley

Explanation:

A rift valley is a lowland region formed by the interaction of Earth's tectonic plates. This small rift valley has a typical formation—long, narrow, and deep. It was formed by the Thingvellir rift, where the North American and Eurasian tectonic plates are tearing, or rifting, apart over a hotspot on the island of Iceland.

3 0
3 years ago
Read 2 more answers
The best way to study young stars hidden behind interstellar dust clouds would be to use
Ainat [17]

Answer: Infrared light

Explanation:

Infrared light is an electromagnetic radiation which has longer wavelength than visible light.

cool and faint objects are difficult to be detected using visible light.

Infrared light can pass through dust and clouds of gases. Thus, it is the best way to study the young stars hidden behind interstellar dust clouds.

8 0
3 years ago
What are the relative positions of the sun moon and earth during a full moon?
4vir4ik [10]
They are relatively straight or as straight as they are going to get during a given month that is when a full moon occurs.
6 0
4 years ago
A short, thick wire is the best conductor. True or false?
Firdavs [7]
I believe that the answer is true!
7 0
3 years ago
Read 2 more answers
I WILL MARK BRAINLIEST!!ASAP!!! Wet Lab - Coulomb's Law lab from edge!!
jarptica [38.1K]

Answer:

Coulomb's law states that the force between two charged objects varies  Explanation:

8 0
3 years ago
Other questions:
  • You are in a helicopter towing a 125-kg laser detector that mapping out the thickness of the Brunt Ice Shelf along the coast of
    5·1 answer
  • An air mass, shown in the image below, that forms over parts of Mexico, Texas, and Arizona will be a _______.
    5·2 answers
  • A car accelerates at a rate of 3 m/s^2. If its original speed is 8 m/s, how many seconds will it take the car to reach a final s
    10·1 answer
  • The word gymnosperm comes from two Greek words: gymno, meaning bare, and sperm, meaning_____ . Unlike other seed plants, gymnosp
    14·1 answer
  • You walk with a velocity of 2 m/s north. You see a man approaching you, and from your frame of
    5·1 answer
  • Which phenomena support only the particle theory of light? Check all that apply.
    10·1 answer
  • Two for are at an angle at 120 ,the bigger forces is 40N and the resultant is perpendicular to the smaller one. find the smaller
    15·1 answer
  • Potassium loses electrons when it reacts with oxygen. Which statement is true of potassium in this reaction? A. It reduces. B. I
    10·1 answer
  • It’s a true or false question , needing help with it
    6·1 answer
  • Tiny mass of 67kg and tubby mass of 83 kg are now on the opposite ends of a see saw and are both 1.4m from the balance point whe
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!