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Romashka-Z-Leto [24]
3 years ago
12

Are sharks endangered from natural selection or artificial selection or both?

Physics
1 answer:
sp2606 [1]3 years ago
4 0
Both actually
Hope this helps!!
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What happens to atmospheric pressure as altitude increases?
Bad White [126]
Atmospheric pressure decreases with the increase in altitude.

hope that helps you!
8 0
4 years ago
When two waves meet in the same medium and the result is no wave what happened to the two waves
GaryK [48]
I believe destructive interference.

EXPLANATION: when two waves meet and a crest of one wave is parallel to the crest of another destructive interference occurs. You subtract the amplitude of the two waves that meet and you’ll get the amplitude of the wave they’ll form. If it is the same amplitude the result will be zero.
Hope this helps
8 0
3 years ago
Olivia wants to find out whether a substance will fluoresce. She says she should put it in a microwave oven. Do you agree with h
kompoz [17]

Answer:

In disagreement

Explanation:

Fluorescence can be defined as the phenomenon by which an object emits visible light when placed in front of ultraviolet light. In fluorescence, the absorbed light increases the energy band of the electrons, causing them to go into a more excited state. The electrons, before they release the absorbed energy in the form of light, lose a part of the energy due to the vibration of the molecules. When they return to their initial state, the electrons will emit light.

While microwaves are electromagnetic waves whose frequency is high, and are used for the transmission of high-speed telegraphic signals and for the communication of satellites and do not emit light.

4 0
3 years ago
Read 2 more answers
Why the momentum is derived unit?​
Katena32 [7]

Answer:

Explanation:

Momentum: has a units of m*v.

mass is a primary unit (kg)

V: derived  it is made up of distance (meters) and seconds

7 0
3 years ago
Describe what happens when your circuit is completed. Tap on one of the wires with your mouse. Describe what happens. Explain yo
klemol [59]

Answer: when a circuit is completed (it allows the flow of electrons which causes the light bulb to produce light).

Explanation:

A circuit is described as an electrical setup that is consists of a light bulb, a switch, a wire, a battery which is arranged to allow the flow of electric current. The major components of the electrical circuit includes:

--> The BATTERY which is the source of voltage to the circuit,

--> the WIRE which is the conductive path,

--> the LIGHT BULB which is the load that needs electrical power to operate and

--> the SWITCH which is the controller.

When a circuit is COMPLETED when electrons can flow from one end of a battery all the way around, through the wires, to the other end of the battery. Along its way, it will carry electrons to electrical objects that are connected to it like the light bulb and make it to produce light.

There are different types of electric circuit which are designed to create a conductive path of current or electricity. They include:

--> closed circuit

--> open circuit

--> short circuit

--> parallel circuit

--> series circuit.

6 0
3 years ago
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