Skatergoat

12 Questions
7 Answers

0

292

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+70

herlp pls

The monthly cost (in dollars) of water use is a linear function of the amount of water used (in hundreds of cubic feet, HCF). The cost for using 14 HCF of water is $32.42, and the cost for using 26 HCF mehr ..

Skatergoat 01.10.2021

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1809

4

+70

Find the area of the figure?

Skatergoat 28.03.2021

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391

0

+70

Hmmm?

Consider a Cool Jupiter with a temperature of 981 K and a Hot Jupiter with a temperature of 3024 K are orbiting the star Vega. What is the ratio of the Hot Jupiter’s power per square meter to a Cool Jupiter’s power per square meter?

Skatergoat 01.02.2021

+1

549

1

+70

ok last one lol

An FM radio station broadcasts at 77 megahertz (MHz). What is the energy of each photon in Joule? Use h = 6.6 × 10^-34 J·s for the Planck constant.

Skatergoat 01.02.2021

+1

432

2

+70

how?

At rest, hydrogen has a spectral line at 126 nm. If this line is observed at 141 nm for the star Sirius, how fast is Sirius moving in km/s?

Skatergoat 31.01.2021

+1

584

4

+70

?bruh?

Dietary guidelines suggest an intake of about 1903 food calories per day for an adult human. There are about 4184 joule in one food calorie. How many watts powers an adult human throughout the day?

Skatergoat 31.01.2021

+1

434

2

+70

halp

An FM radio station broadcasts at 98 megahertz (MHz). What is the wavelength of each photon (in meters)?

Skatergoat 31.01.2021

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630

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+70

help pls

Consider a Hot Jupiter with a temperature of 2990 K orbiting the star Vega. At what wavelength (in nanometers) would the Hot Jupiter would be brightest?
unanswered

Skatergoat 30.01.2021

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431

1

+70

help

The kinetic energy of a moving object is KE = 1/2 mv2, where m is the mass and v is the speed. An average apple has a mass of 0.16 kg. How fast must the apple travel in m/s to have kinetic energy of 0.69 million joules?

Skatergoat 25.01.2021

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441

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+70

How to convert years to AU in this equation? years confusing me

Suppose a comet orbits the Sun every 89 years and has an eccentricity of 0.97. What is the length of its semi-major axis in AU?

Skatergoat 25.01.2021

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438

1

+70

bruh

What is the escape speed (in km/s) from an Earth-like planet with mass 5.8e+24 kg and radius 66.0 × 105 m? Use the gravitational constant G = 6.67 × 10-11 m3 kg-1 s-2.

Skatergoat 25.01.2021

+1

734

6

+70

I actually have 3 questions if that is ok XD

A new planet in orbit about the Sun has a semi-major axis of 1.68 AU and an eccentricity of 0.0938. What is the perihelion distance of the new planet in AU?
If we discover a new planet in our solar system with a period of 14900.0 years, how far mehr ..

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Skatergoat 24.01.2021

+70

+2

Thank you so much!!!

Skatergoat28.03.2021

+70

+1

Thank you bro!!!

Skatergoat01.02.2021

+70

+1

Thank you!!!

Skatergoat31.01.2021

+70

+1

Thank you sm!!!

Skatergoat31.01.2021

+70

0

(89)2/3= ???AU

Cannot figure out how getting AU

Skatergoat25.01.2021

+70

+1

Thank you

Skatergoat24.01.2021

+70

+2

Thank you so much you rock!

Skatergoat24.01.2021