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Yakvenalex [24]
3 years ago
5

What does a star color tell you about the amount of energy it emits?

Physics
2 answers:
Sonja [21]3 years ago
8 0
The brighter shows how much energy emits
Rus_ich [418]3 years ago
7 0
The whiter the color the more young it is and the more energy it emits
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Which of the following are true about a "simple compressible system"? It cannot be a mixture of different substances (e.g. oxyge
fomenos

Explanation:

The volume of a simple compressible system is not fixed. At a state of equilibrium, there should be uniformity in the entire system.

From the question we have here, these are the correct options:

1. It cannot be a mixture of different substances (e.g. oxygen and nitrogent)

2. It can be composed of any phases of a substance: solid, liquid, and/or gas

3. It's state is specified if given two independent, intensive thermodynamic properties.

4 0
3 years ago
Newton’s third law of motion says that for every action there is a(n) and opposite reaction.
Alika [10]

Answer:

Formally stated, Newton's third law is: For every action, there is an equal and opposite reaction. The statement means that in every interaction, there is a pair of forces acting on the two interacting objects. The size of the forces on the first object equals the size of the force on the second object.

Explanation:

this is what i know but i am sorry if this doesn't help

8 0
3 years ago
Please answer asap its 4:45p m right now and i wanna get done with science class lol and i need help because im a bit confused.
n200080 [17]

1c. The goal of technology is to improve how people live. For example a toothbrush helps prevent cavities and buildup on our teeth.

2a. Science and technology both help improve our lives. Science gives us the knowledge we need to create technology.

2b. A human prosthetic is an example of technology.

2c. Prosthetics are created though scientific study and research. Technology is used to create the material prosthetics are made of and to help design the prosthetics.

3a. Benefits of pesticides: Keeps bugs away from crops, higher crop yields.

Negatives:

pollution, harmful to health

I got all of them except the last one

5 0
3 years ago
If the density of a diamond is 3.5 /cm^ 3 what would be the mass of a diamond whose volume is 0.5 cm ^ 3 ?
Elan Coil [88]

Answer:

1.75g

Explanation:

Given parameters:

Density  = 3.5g/cm³

Volume  = 0.5cm³  

Unknown:

Mass of the diamond  = ?

Solution:

Density is the mass per unit volume of a substance

  Density  = \frac{mass}{volume}  

So;

  Mass  = 3.5 x 0.5  = 1.75g

7 0
3 years ago
A trough in a transverse wave corresponds to a ________ <br> In a longitudinal wave.
kakasveta [241]

Answer:

compression

Explanation:

mark me brainliest!!

5 0
2 years ago
Read 2 more answers
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