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babunello [35]
4 years ago
7

What do lenses do?

Physics
2 answers:
Dovator [93]4 years ago
3 0
A convex lens makes light rays converge (come together) at the focal point or focus. The distance from the center of the lens to the focal point is the focal length of the lens. Convex lenses are used in things like telescopes and binoculars to bring distant light rays to a focus in your eyes.
strojnjashka [21]4 years ago
3 0
B:refract light  when a focused beam of light hits the lens it splits apart into smaller beams 

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A form of energy that exhibits wave behavior as it travels through space is
myrzilka [38]

Answer:

Electromagnetic Radiation

Explanation:

Electromagnetic radiation is formed by the combination of electric and magnetic fields, which propagate through space in the form of energy-carrying waves.

Electromagnetic waves have vibrations perpendicular to the direction of wave propagation. For this reason, they are classified among the transverse waves.

Electromagnetic waves travel through space, and do not need a material medium to propagate.

Main types of electromagnetic radiation.

Gamma rays: More energetic radiation. It has the highest frequency (and therefore, the shortest wavelength). They constitute a form of radioactivity.

X-rays: Radiation of less energy than gamma rays. It is used in medical examinations and in the study of metals.

Ultraviolet (UV) rays: Radiation of less energy than X-rays. It comes mainly from the sun.

Visible radiation: Radiation of lower energy than ultraviolet rays. Collect the range of frequencies that can be perceived with the view, from red to violet.

Infrared rays (IR): Radiation of less energy than visible radiation. It is emitted by hot bodies.

Microwave: Radiation of less energy than infrared. It is used in appliances and medical therapy.

TV and radio waves: Less energetic radiation. They are used in telecommunications

4 0
3 years ago
4.
Ulleksa [173]
The correct answer is C. Universal Gravitation (it was written by Issac Newton)
4 0
4 years ago
in oder to reduce the amount of energy lost due to heat flow, electricity is deliverd to our homes useing
Serhud [2]
High voltage transmission wires. Electrical lines you see outside of your home and basically everywhere you go.
4 0
4 years ago
This energy source uses hydrogen and oxygen to produce water. It produces almost no pollution, and it works similarly to a batte
Karolina [17]
The answer is fuel cell....

8 0
4 years ago
A woman drives 200 miles west and then turns south and drives 375 miles. Her trip takes her 11.75 hrs. What is the woman's avera
FromTheMoon [43]

Answer:

The woman's average velocity during the trip is 36.2 miles/hour.

Explanation:

Velocity can be define as the displacement of an object per time. It is a vector quantity, and measured in m/s.

i.e velocity = \frac{displacement}{time}

From the given question,

Displacement = \sqrt{200^{2} + 375^{2}  }

                       = \sqrt{40000+140625}

                       = \sqrt{180625}

                       = 425

The displacement of woman is 425 miles.

velocity = \frac{425}{11.75}

             = 36.1702 miles/hour

The woman's average velocity during the trip is 36.2 miles/hour.

7 0
3 years ago
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