you have a telescope like that of Galileo (with 20 mm aperture) and you know that the moon is about 385,000 km from Earth now and that you can use 500 nano meter for the wavelength of visible light. what is the smallest surface feature you can observe on the moon? Choose the closest answer 15.55 km 9.33 km 7.78 km 11.66 km 6.67 km

Q: Why does Venus appear so bright to the naked eye?

A: Venus is the second planet in our solar system and is the closest neighbor of Earth.   Venus…

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A: Gravitational attraction provides the centripetal force needed to keep all types of satellite in…

Q: What is the smallest size crater on the moon? 240 km 24 km 2.4 km 1 km much smaller than 1 km

A: The moon is full of craters of various sizes.

Q: The average distance from Earth to Mars is 1.5 AU. If you send a command using radio waves (a form…

A:

Q: From a distance of 230 km above the surface of the Moon, what is the angular diameter of an…

A: Solution:   Given Values, Linear diameter (d)=0.8 mdistance (D)=230 Km

Q: When Dawn studied Ceres more closely from orbit, what did the famous, attention-grabbing feature…

A: To explain the correct answer is given below.

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A:

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Q: Both Venus and Mars have   a. volcanic craters only   b. impact craters only   c. some…

A: As per study both Venus and mars have some volcanic and some impact craters .

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Q: Venus can be as bright as apparent magnitude −4.7 when at a distance of about 1 AU. How many times…

A: Distance, d = 7 pc Original Magnitude, M=-4.7 Need to find the apparent magnitude.

Q: What is the range of density for the outer planets (in g/cm3)? 1.2 to 5.5 2.2 to 5.5 2.2 to 6.5 3.3…

A: Outer planets are less dense and having density about 1 g/cm3.

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A: Given: Gravitational Constant,G=6.67×10-11Nm2/kg2Mass of…

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A:

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A: Observed frequency when the source recedes away

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A: Like those of the Apollo Program, Constellation program missions would involve its main vehicle, the…

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Q: What we're Nearly all the surface features on the moon made from?

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Q: Venus can be as bright as apparent magnitude -4.7 when at a distance of about 1 AU. How many times…

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A: The Earth's magnetic field is created by the liquid iron/nickel core on the outer core…

Q: Astronomers are able to use techniques like measuring the Question Blank 1 of 2 (hint: two words) of…

A: Requied : Fill in the blanksAstronomers are able to use techniques like measuring the Question Blank…

Q: Use the small-angle formula to calculate the angular diameter (in degrees) of Saturn (including its…

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Q: Mercury's solar day is longer than its solar year. (T/F)

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Q: Which of these planetary surfaces is the youngest on average, and what evidence do you use to…

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Q: Sometime around 2022, astronomers at the European Southern Observatory hope to begin using the…

A: Given : λ = 550 nm = 550 × 10-9 m d = 42 m 1 light year = 9.461 × 1015 m dj = 1.43 × 108 m

Q: If the cloud layer of Venus is so thick, how is it possible for any sunlight to reach the surface of…

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Q: Titan is a moon of Saturn. Titan has wind erosion features

A: Solution