In 2004, the planet Venus passed between Earth and the Sun. What kind of eclipse, if any, occurred?

Q: Why Is Light Affected By Gravity?

A: The theory of relativity states that massive objects warps the spacetime around it. Since photons…

Q: aturn is 1.4*10 ^12 m from the sun. How long does it take light from the sun to reach Saturn?…

A: Given data:   Distance (d) = 1.4×1012 m 1 min = 60 s Required: The time (t) taken by light to reach…

Q: Why can’t we see star in day time?

A:

Q: Maps of moon are upside down? Why.

A: Maps of the moon are upside down because:

Q: Why do you think that ultraviolet radiation causes a suntan, whereas infrared radiation does not?

A: Ultraviolet radiation is a type of electromagnetic radiation. Frequency range of ultraviolet…

Q: The planet Jupiter is more than 5 times as far from the Sun as planet Earth. How does the brightness…

A: Given: Distance between Sun and Jupiter = 5 x distance between earth and Sun

Q: What objects are topologically equivalent to a shaded circle?

A: Topologically :- It is the property of geometric objects which come under continuous deformation of…

Q: What is the cause of the aurora borealis (northern lights)?

A: An aurora is a type of Earth’s natural light in the sky which can be seen at the high…

Q: If I notice that the moon sets at noon on a particular day, what can I conclude about the phase of…

A: The moon sets at noon means the angle between the sight for the moon and sight for the sun (horizon…

Q: Name two sources of each of infrared radiations and ultraviolet radiations.

A: One of the primary sources of infrared radiation is the heat or thermal radiation. IR rays are…

Q: You have enrolled in a scuba diving class and while swimming under water in a nearby lake you look…

A: According to Snell's law,  n1sinθi=n2sinθrsinθr=n1n2sinθiθr=sin-1n1n2sinθi

Q: An aurora borealis (similar to the northern lights) takes place in the upper atmosphere of the polar…

A: Gases 2 and 3 are present in this aurora.

Q: Sun is 4 X 10^26 watts and Los Angeles 3 X 10^8 watts How many cities like Los Angeles could be…

A:

Q: Solar Zenith Angle at Nordlysstasjonen 60 Daylight 80 100 Evening/Nighttime 120 100 200 300 Day of…

A: The Earth progresses through its seasons because its north-south axis has a 23.5-degree tilt. During…

Q: Name the phenomenon responsible for the observed twinkling of stars. Will this twinkling be observed…

A: The earth contain atmosphere, in which a lot of layers of gases exist. This layers have different…

Q: Do Earth and the Moon always cast shadows? What do we call the occurrence where one passes within…

A: Moon and Earth will always cast shadows. The shadows can be seen during the occurrence of eclipses.

Q: Choose the BEST answer to the following: When the shadow of the Moon falls on Earth, we have a (a)…

A: An eclipse is happening when the shadow of an object falls on another object, if the shadow of the…

Q: Relative to the stars, the moon moves about ___________ eastward in the sky each night.   a. 1°…

A:

Q: How far does light travel in one second? If this light were leaving Houston, what location (on Earth…

A: write the equation for the distance travelled by the light.

Q: Why is the sun the only star that can be seen during the daytime?

A: Sun is having that much of heat which have the capacity to hide all the star which can be seen in…

Q: If a light source is located 12 m away from an area, how much of the area is illuminated

A: It is known that the light source is located r=12m away from the area.

Q: Give a complete description of these three categories of energy relative to each other in terms of…

A: The electromagnetic spectrum is comprised of different types of electromagnetic radiation, which…

Q: Prove that the maximum duration of the eclipse is 72 minutes?|

A: Everything involving the motion of bodies in our Solar System, events like these come in cycles.…

Q: Which has the shorter wavelengths, ultraviolet or infrared? Which has the higher frequencies?

A: Frequency and wavelength are inversely proportional quantities: The electromagnetic spectrum is…

Q: The Earth's surface and plants cannot reflect the Sundays, only cloud systems do that..true or false

A: The emission and propagation of energy in the form of waves is defined as the radiation.

Q: How can we calculate the duration of an eclipse

A: Sun to earth =1.5×108km Moon to earth=384400km Radius of earth, Rearth=6378 km Radius of sun,…

Q: Where is Kitt Peak National Observatory located?

A: Kitt peak National observatory is located in the Quinlan Mountain of the Sonoran Desert, its total…

Q: Solar Zenith Angle at Nordlysstosjonen 60 Daylight 80 100 Evening/Nighttime 120 Maxima Midnight…

A: Angle between the sun's ray and vertical direction create an angle known as Solar Zenith Angle

Q: The planetarium is making a scale model of the solar system. If they use a basketball to represent…

A: Let us assume the radius of the basketball is r cm. Now, we know that the average radius of the sun:…

Q: What phenomenon causes twinkling of star on a clear night?

A: Given:  twinkling of stars

Q: What makes stars shine?

A: The stars are made up of gas of cloud and dust which come together due to gravity. Inside the core…

Q: If you could spot a geosynchronous satellite in the sky, how could you distinguish it from a star?

A: The orbital velocity of a geosynchronous satellite is equal to the angular velocity of earth on its…

Q: why is the earth called the pale blue dot?

A: For the first time in History , on February 14, 1990, the voyager 1 spacecraft which was sent to the…

Q: Please answer. In addition to the formation of shadows and eclipses,  what other phenomena prove the…

A: The characteristic of light such that it travels on a straight linear path is called rectilinear…

Q: Which of the following is a Non-Luminous body? A) Glowing bulb B) Moon C) Burning candle D) Firefly

A: There are two types of the bodies in concern of the light.  Luminous bodies and non luminous bodies.…

Q: What is the inner diameter and outer diameter of the object shown in the image ?

A: The measurement device shown in the image is a ruler. In a ruler, the smallest division is 1 mm.