The Drake equation is used to   a. determine the number of stars in the Milky Way Galaxy.   b. count the number of stars visible in the night sky.   c. determine the spacing distance of planets in our solar system.   d. estimate the number of technological civilizations within our galaxy.

Q: What are the major differences and similarities in the ring systems of Saturn and Uranus.

A: The solar system has a lot of planets; some are recognized ones while the others are dwarf ones. Som...

Q: On topographic maps, how is a steep slope represented?     By contour lines that are close tog...

A: Maps are one of the most basic elements of geography and are often used to get direction to a locati...

Q: What is a craton?     The upper tectonic part of a continent     The central tectonic pa...

A: The back of our planet contains different parts in terms of movement and rest, where there are dynam...

Q: What is cheaper and safer way to observe the deepest regions of the sea?

A: The earth consists of 71% of water, which is why it is known as a blue planet. The earth is the only...

Q: The life zone, or habitable zone, of a star is the region of space around the star in which   a. ...

A: The zones in the star where the temperature condition of the planet will lead to the presence of liq...

Q: The stars most likely to have inhabited planets are   a. G to K main-sequence stars.   b. B ...

A: By reviewing your question, We need to find The stars that are most likely to have inhabited planets...

Q: Where is the water that used to flow on the Martian surface now?

A: The solar system is the gravitationally bound system around the sun. It has 8 planets, moons revolvi...

Q: A flash of light seen in the night sky is called a   a. meteorite.   b. comet.   c. mete...

A: A celestial body is any common item outside of the World's air. Basic models are the Moon, Sun, and ...

Q: Please answer completely will give rating surely

A: Earth science is the study of the Earth and the various processes that are going on in the Earth sys...

Q: Though Titan is small, it is able to retain an atmosphere because   a. it is very cold.   b. ...

A: Titan is the largest moon/satellite of Saturn and second largest natural satellite in the solar syst...

Q: As a moon in a very elliptical orbit moves closer to and then farther from a planet, gravity flexes ...

A: Let us discuss something about the moon, The Moon: At about one-quarter the diameter of Earth The 5...

Q: What are the top 3 hazards posed by alien invasive species?? Support your answer with examples of in...

A: Alien invasive species are organisms that are non-native to an ecosystem and they may cause harm to ...

Q: ________________ is a satellite of Pluto.   a. Miranda   b. Charon   c. Triton   d. ...

A: Pluto is a dwarf planet, outside our solar system. A natural satellite also called the moon is a cel...

Q: Briefly describe the four stages of planetary development.

A: The solar system is the gravitationally bound system around the sun. There are 8 planets, many natur...

Q: Evidence that Earth has collided with an asteroid-sized object is suggested by a layer of the rare e...

A: Geology is the branch of science that studies the formation, development, and evolution of the earth...

Q: The most likely region of the radio spectrum for communication with other civilizations is the water...

A: By reviewing the question, We need to find the most likely region of the radio spectrum for communic...

Q: The planets of the inner solar system within the orbit of Earth are not likely candidates for life t...

A: By reviewing the question, We need to give the correct reason from the given options The planets of ...

Q: Jupiter’s Great Red Spot probably has an extended life because it   a. originates from deep with...

A: The answer will be option a.

Q: _____________________ asteroids appear to have nickel-iron compositions and may be from the core of ...

A: The solar system is a gravitationally bound system around the sun. It has 8 planets, their moons, as...

Q: DNA is important to a cell because   a. DNA is the cell membrane that allows nutrients to enter ...

A: By reviewing the given question We need to find why is DNA important to a cell. Below you can find y...

Q: What is the greenhouse effect and why is it important to Earth?

A: The greenhouse gases are envelopes a layer surrounding the earth and absorb most of the infrared rad...

Q: Uranus and Neptune do NOT contain liquid metallic hydrogen because they   a. are not massive eno...

A: Option B will be the correct answer.

Q: M-type asteroids appear to   a. orbit in a fixed position between Jupiter and Mars.   b. be ...

A: M type asteroids, although are the third most common type of asteroids, they are not well studied. T...

Q: Instructions: From these five factors affecting climate, choose one particular factor you agree that...

A: Climate is the average weather conditions that are recorded over time. This helps in the calculation...

Q: Rover Opportunity photographed small spheres of hematite in the rocks on Mars. These spheres indicat...

A: Rover's primary mission is to collect rock samples for return to Earth by future spacecraft in the d...

Q: My question is in the picture.

A: Rocks are naturally occurring compounds that are aggregates of minerals. The Earth's surface is made...

Q: Processes involving mixing of HCO3- and CO2 into the deep ocean occur on time scales of Group of an...

A: By The review of question We need to find time required for HCO3- and CO2 to mix well into the deep ...

Q: Jupiter does NOT have   a. a hot interior.   b. convection occurring in its atmosphere.  ...

A:  Jupiter is the fifth planet from the Sun and the biggest in the close planetary system. It is a gas...

Q: What is a lake? Are lakes temporary or permanent? Explain, give one example and explain how it fits ...

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...

Q: The orbit of Pluto is   a. nearly perfectly circular.   b. highly elliptical and lying almos...

A: Pluto is a dwarf planet in the Kuiper belt, a ring of bodies past the circle of Neptune. It was the ...

Q: Discuss the specific processes by which soil plowing reduces soil organic C concentration

A: Soil is the uppermost layer of the Earth. It is composed of minerals, organic matter, water, air, li...

Q: At present, life on Earth is believed to have begun   a. near the south pole.   b. on the co...

A: By reviewing the question We need to find At present, life on Earth is believed to have begun Below ...

Q: Choose the best answer for each question. Circle the letter for the correct answer or record your an...

A: In the image, we observe that there is very less vegetation. Thus the climate must be extremely arid...

Q: My question is in the picture.

A: Earth is a terrestrial planet, meaning it has a rocky and solid surface. The  Earth's surface is com...

Q: My question is in the picture.

A: The earth’s crust is made up of rocks, minerals, and sediments that are metallic and non – metallic....

Q: Read the following questions below and explain your answers.

A: Constellation is a group of stars which appears to have patter or are placed in such position which ...

Q: What type of weathering is shown in this image? Dissolution Freeze thaw Abrasion Root wedging

A: Earth is a terrestrial planet, meaning has a rocky solid surface. Many physical processes shape the ...

Q: What are minerals?     Organic substances with variable structure and chemical formula    ...

A: Minerals Minerals are the natural inorganic chemical compounds, which have definite and fixed chemic...

Q: Create a Mind Map about El Niño and La Niña

A: El Niño and La Niña are two opposite kind of phenomena related to Earth's climate pattern that appea...

Q: Are you in favor of establishing more wilderness areas in the United States (or in the country where...

A: By analysing the question The question is about drawbacks of establishing more wilderness areas in t...

Q: 1. Where on figure 2 is the air rising?  a. Blue Arrows  b. Red Arrows  2. Where on figure 2 is the ...

A: In order to balance the surplus and deficit of solar radiation in different latitudes, there is a tr...

Q: Instructions: From these five factors affecting climate, choose one particular factor you agree that...

A: In my area the climate is affected by the latitude and presence of water body near it. As I live in ...

Q: How does the rapid rotation of Jupiter affect its cloud patterns?

A: Jupiter has very bright and dense clouds. Its extremely fast rotation flattens the globe at the pole...

Q: What are the primary components of Jupiter and Saturn? What are the gases?

A: The chemical composition of the Jupiter and the Saturn is almost similar to sun. They are primarily ...

Q: What are the two types of natural resources

A: Resources are the supplies of the products from which we can benefits. They can be of two types- nat...

Q: Why do places at the same latitude but different altitudes have different climate? A. Amount of h...

A: The places located on the globe show climatic characters based on their relative and specific locati...

Q: Construct an existing food web that occurs in the rice field near your home. Label all organisms inv...

A: A food chain is a sequence of organisms that transfer nutrients & energy from one to the next wh...

Q: What impact is climate change having on ecology in the Philippines?

A: Climate is the long-term average of the weather over almost 30 years. The primary factors of climate...

Q: Identify the discontinuity surfaces and obtain their attitudes

A:   Unconformities are breaks or gaps in the geologic deposition events, as seen by the stratigraphic ...

Q: What are the most prominent current environmental threats?

A: The environment is composed of all living and non-living things. The term is often used to describe ...