A parsec is the   a. average distance between Earth and the sun.   b. the distance that light travels in one year.   c. the number of seconds in a year.   d. the distance to a star with a parallax of one second of arc

Q: If copepods and krill are the most successful marine invertebrates, what is the most widely distribu...

A: Vertebrate are the organism or animals which have spinal cord surrounded by cartilage or bone. Spina...

Q: Is recovery of fresh water from seawater economically viable?

A:  seawater is present on large quantity on the earth which makes up to 96 to 98 % of all the water pr...

Q: Explain every part of volcano

A: All phenomena related to the eruption of magma to the surface of the earth is termed volcanism. A vo...

Q: ANALYZING.  GIVEN THE FOLLOWING SCENARIOS, ANSWER WHAT IS ASKED.  1. You lived by the countryside. O...

A:   There are several ways to avoid those hazards. Certain prevention methods were different for diffe...

Q: Match them

A: The Earth is made up of various kinds of rocks. These rocks begin their life cycle from the solidifi...

Q: Illustrate two factors determine the directions of the global winds?

A: Global winds are defined as the wind s that arise in belts that travels entirely planet and they are...

Q: What is green house effect. Mention any four greenhouse gasses.

A: Earth is the third planet in the solar system. It has a layer of a mixture of gases, water vapor, du...

Q: What fossil evidence suggests that distinctive new kinds of predatory animals evolved during Cambria...

A: Fossils are the preserved remains or the traces of past life and their activity. With the help of fo...

Q: Explain the difference between a fuel-driven fire and a wind driven fire.

A: Nature is the natural, physical, material world. Its structure and composition are dependent on the ...

Q: Discuss the problem of disposal of waste water from ready-mixed concrete operations. State three alt...

A:             We build our homes, offices, schools and every other building with concrete as the main ...

Q: Stone Mountain is a located near Atlanta, Georgia. It is the largest piece of exposed granite in the...

A: The Earth essentially exists in a dynamic state. Many processes operate in its system, such as const...

Q: Name 4 major satellite configurations that constitute the GNSS.

A: Earth is the third planet in the solar system. It has a natural satellite and many artificial satell...

Q: important in our life. Activity 1 The Water Cycle Objective: Describe how water behaves in different...

A: 1. Evaporation 2. Condensation 3. Precipitation 4. Deposition 5. Sublimation  

Q: What sorts of information would you need to make a judgment about whether water quality in your area...

A:  First of all we have to do the water quality test of the area and compare the test report with past...

Q: Thinking Critically How can a rogue wave be larger than the theoretical maximum height of waves in a...

A: Rouge waves are the sudden, unpredictable surface waves , that are extremely dangerous for ships . T...

Q: Which phrase best describes the water cycle? O A. An evaporating process O B. A varying process O C....

A: The water cycle is the movement of water through the lithosphere, atmosphere, biosphere, and hydrosp...

Q: How are extremophiles thought to produce energy?

A: An extremophile is an organism that lives in extreme conditions. Its name is derived from Latin, ext...

Q: How do you think mate change will affe the frequency and intensity of floods, hurricanes and landsli...

A: Change in climate will affect the frequency and intensity of floods, hurricanes and landslides. Clim...

Q: IN A FORM OF A NARRATIVE ESSAY CREATE SAFETY PROTOCOLS/PRACTICES TO HELP MINIMIZE THE EFFECTS OF CER...

A: Hazards are an agent that can harm humans, property, or the environment. Risk is the probability of ...

Q: A parsec is   a. the distance light travels in one second.   b. the distance to a star with ...

A: We measure length, mass, volume and all the physical and other quantities in some sort of scales and...

Q: Question 10 of 10 What new question occurred to scientists after they discovered that the ocean floo...

A: Earlier it was considered that the ocean bottom was a featureless periplanar surface with vast stret...

Q: Has anybody drilled into Earth’s mantle or core to return samples of the densest interior layers?

A: The interior of the Earth contains layers that are majorly divided into crust, mantle, and core. The...

Q: Based on the data in the picture, how do you think oceans absorb and holdheat? How do you think the ...

A: As per the data given, the heat capacity of ocean is more than that of soil because water can hold m...

Q: Human population grew explosively in the past century. Is the number of humans itself the main drive...

A: Overpopulation denotes the excess growth of a species in a particular habitat which hampers its sust...

Q: Provide waste management hierarchy diagram and explain briefly how this can help in solving land pol...

A: Waste Management Hierarchy The solid wastage from homes, municipality, and other sources can be mana...

Q: Anna is an American traveller. She cannot tolerate the winter in her country so se decided to visit ...

A: Climate and weather are two important aspects that determine and regulates human life on an everyday...

Q: What might be the possible strategies you can think of (at least 5) to prevent water scarcity and sh...

A: The availability of pure drinkable water is a matter of question. High urbanization and industrial u...

Q: What’s a monsoon? Do we experience monsoons in the continental United States?

A: Wind is a natural movement of air in a form of stream of air blowing from a particular direction to ...

Q: Air Mass Worksheet కలో Locations B, C, D. and I are considered colder climates. Letter Hot/Cold Air ...

A: Air mass- an air mass is defined as a parcel of air having unique characteristics such as temperatur...

Q: 3. Which is NOT true of fossils? a. They indicate that life has a history. b. They are evidences of ...

A: Fossils are the main source of history of ancient. They are used to construct the history.

Q: Why are white dwarfs and red dwarfs, which are very common, NOT visible to the unaided eye?   a. ...

A: Stars are one of the most important parts of our universe as they are the one who are at the center ...

Q: Describe the general composition and structure of the atmosphere.

A: The general composition of atmosphere : About 99% of the atmosphere is made up of Nitrogen (78%) and...

Q: essay: Explain how human activity can affect the hydrometeorological cycle.

A: The Hydro-meteorological Cycle is commonly known as the hydrological cycle or water cycle. It is a c...

Q: Describe the energy flow and biogeochemical cyclingwithin and among ecosystems.

A: The energy flows in the form of sunlight and leaves in the form of heat energy when the energy trans...

Q: 1. Do Google maps have a scale bar? What measurement units are on the scale bar? Does5 inches of Goo...

A: Maps are the symbolic depiction of structures, areas, locations on a two-dimensional diagram. They a...

Q: About how many times the global total value of ecosystem services from urban areas is that of temper...

A: The global total value for an ecosystem is calculated by multiplying the value of ecosystem services...

Q: Earth’s orbit brings it closer to the sun in the Northern Hemisphere’s winter than in its summer. Ye...

A: Different parts and regions of the world will receive different amounts of sunlight. The seasons are...

Q: Earth is about 4.5 billion years old. In order to characterize the events that happened in this very...

A: Paleontology is a study of history of earth of lifeforms on the earth this study is based of fossil ...

Q: The most massive main-sequence stars are spectral class   a. A.   b. O.   c. G.   d. ...

A: Firstly, let us discuss something about the star, Star: It is an astronomical object consisting of a...

Q: Why are systems important in our environment?

A: The environment is something that is all around us. It is how we interact with the environment, deci...

Q: How might global warming affect alligator populations?

A: Firstly, let us discuss something global warming, Global warming: A gradual increase in the earth's ...

Q: 1. When an Earthquake occurs, where would shaking be greater? Near the epicenter or away from the ep...

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

Q: Can astronomical and meteorological tides interact?

A:   astronomical tides refers to the rise and fall of sea level due to gravitational interactions betw...

Q: state at least three (3) PROS and (3) CONS of fire.

A: Fire- Fire is defined as an exothermic chemical reaction that occurred due to the combustion of a su...

Q: To determine the period of a visual binary, we must measure   a. brightness.   b. position. ...

A: To determine period of revolution, the astronomers need the distance of binary (position).

Q: Understand pathways in the water, carbon, nitrogen, sulfur, and phosphorus cycles.

A: Energy flows through sunlight or molecules of chemoautotrophs and leaves heat during mass transfer b...

Q: True or false: Sustainability is measured by the ability to balance the needs of the three key dimen...

A: Sustainable development defines that human societies must live meet and develop the requirement with...

Q: Ecosystem change driven by Geologic Factors: Example: what is Continental Drift?

A: Ecosystem- Ecosystem is one of the highest levels in the ecological hierarchy of the biosphere. The ...

Q: Thinking Critically Why is refined oil more hazardous to the marine environment than crude oil? Whic...

A: Oil spills are the major pollutants that inhibit the marine environment. Several oil spills in certa...

Q: which one is earth science, life science and physical science ?

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