A student notes that a rock contains quartz and potassium (K) feldspar and concludes that the rock is a felsic igneous rock. What other information is required to determine if the student is correct? the silica content of the rock the hardness and density of the rock the size of the crystals the amphibole content of the rock the color of the rock

Q: 1. Name at least 3 ocean currents that carry A. Cold water B. Warm water 2. How does ocean current a...

A: Ocean currents are defined as the masses of ocean water that flow from one particular location to an...

Q: outline the premises of the expanding Universe and Big Bangtheories for the formation of our Univers...

A: The origin of the universe is well explained and widely accepted by the Bing Bang theory. There is n...

Q: What do geologists mean by the statement: the Earth is acomplex system?

A: The earth can be described as the only planet which has water in three different forms which is liqu...

Q: Which of the following is NOT one of the common "ices" found in the outer solar system? Group of ans...

A: The outer Solar System is domicile to the monster planets and their huge moons. The centaurs and som...

Q: If you released a special buoy that traveled on the surface ocean currents shown above into the Paci...

A: The oceans are thought to have formed around 3.8 years ago. Oceanic water movement is classified int...

Q: How is a modern submarine able to adjust its buoyancy so that it can either float or sink? Use Archi...

A: When the mass of water that a submarine (or any boat) displaces (pushes out of the way) equals the m...

Q: Oxygen (Homework) A) Describe what is oxygen in 20 sentences B) Describe in 30 sentences is the surp...

A: Atmospheric oxygen is defined as molecular oxygen, O2, in the lower layer of the atmosphere, the tro...

Q: This is a MAP VIEW. What geologic structure is shown? O a) syncline O b) anticline O c) plunging syn...

A: The fold can be explained as a geological structure that is formed when layers of rocks are bent or ...

Q: Epstein argues that fossil fuels have improved quality of life in profound ways. Describe his factor...

A: Fossils fuels including coal, petrol, diesel, and natural gas are the sources of energy. After indus...

Q: Describe the distribution of fresh water on Earth and the major types of freshwater systems

A: Water on the earth's surface covers around 71%. The majority of water, 97.5% of the total, is saline...

Q: Outline the history and current scale of deforestation

A: Deforestation is the clearing, and removal of trees and other plants in the forest. It consists of c...

Q: Very old soils are characterized by fine textures. True or False

A: Answer: Texture is relative proportions of particles of sizes such as sand, silt and clay. Soil is o...

Q: Put in order the sequence that carbon dioxide goes through to become stored in carbonate rocks that ...

A: In the atmosphere, carbon is found mainly as carbon dioxide (CO2). Atmospheric carbon dioxide is sig...

Q: explain the nebula theory, a scientific model that describes howstars and planets form.

A: The Nebular Hypothesis is the most widely recognised explanation when it comes to the genesis of our...

Q: If air cools at the dry adiabatic lapse rate of 10 °C/Km. and once the Lifting condensation level is...

A: Because of its buoyancy, stable air opposes vertical movement, whereas unstable air rises. The envir...

Q: Why are storm surges potentially very destructive?

A: Answer:  Storm surge is an abnormal rise of water generated by storm due to astronomical tides.  

Q: As you can see from this map, the Ural Mountains exhibit a north-south orientation through Eurasia. ...

A: Plate tectonics make a sense of how major landforms are made because of Earth's underground developm...

Q: This administrative order revised the effluent standards required for discharging treated wastewater...

A: Answer: DENR DAO stands for Department of Environmental and Natural Resources Administrative Order i...

Q: Is groundwater found in huge underground caverns?

A: When the Earth cooled sufficiently, water is thought to have formed from the condensation of vapors ...

Q: The rock that makes up the mantle is composed of silicate minerals that are rich in iron and magnesi...

A: Interior of Earth have 3 layers like crust, core, mantle. The hard, fragile covering reaches out fro...

Q: What is type A climate

A: Climate is the atmospheric conditions for larger area and for longer period of time as 25 years. The...

Q: Which best describes the SORTING for this sand?

A: The majority of the earth's crust is made up of rocks and rock weathering products. A rock is the re...

Q: Analyze the causes and impacts of soil erosion and land degradation, and discuss solutions

A: Soil erosion refers to removal of top upper layer of soil. The responsible agents for soil erosion a...

Q: 6. Based on the information given in problem 5, and the fact that the temperature inside a house is ...

A: 6. During warm period, the water vapor holding capacity of air increases while during cool period, w...

Q: 2. Isotopic analysis of a granitic intrusion indicates that 3.125 % of the original 4ºK is present. ...

A: Answer: Granitic intrusion indicates 3.125% of 40K is about 832 million years and basaltic intrusion...

Q: What percentage of Earth’s water is fresh water in lakes?

A: Answer: Most water comes from saline sea water, while freshwater accounts only 1% of total water. Fr...

Q: Epstein argues that fossil fuels have improved quality of life in profound ways Describe his factors...

A: Oil well is defined as the hole which is hug deep within the earth to serve the purpose of bringing ...

Q: What can people and nations do to fx global warming? Cite five (5) specific contributions you can pe...

A: Environmental change refers to long haul shifts in temperatures and weather conditions. These moveme...

Q: Which of the following best explains subduction? O a. It happens when the continental plate encounte...

A: Answer: Subduction is the geological process in which lithosphere is recycled in upper mantle, at co...

Q: What type of soil contains 20% clay, 60% silt, and 20% sand?

A: The soil texture triangle is a triangular diagram that helps us specify the soil type based on its m...

Q: Production of rice and cotton in the area of the Aral Sea of Kazakhstan and Uzbekistan has resulted ...

A: Production of rice and cotton in the area of the Aral sea and Kazakhstan and Uzbekistan had resulted...

Q: Are Mercury, Venus, Earth and mars considered Inner planets or outer planets?

A: Answer: Our solar system is divided into two groups; terrestrial planets and Jovian planets. Terrest...

Q: Match the part of the Chesapeake Bay with the type of salinity level for that area. mouth [ Choose ]...

A: The estuary can be explained as a coastal body of brackish water that is partially enclosed. It is f...

Q: Lily has a greenhouse in her back yard. She plans to grow tomato plants in the greenhouse in early s...

A: Greenhouse effect refers to the temperature rise because greenhouse gases or greenhouse traps heat. ...

Q: Explain the difference between a hypothesis and a theory, in thecontext of science.

A: Science is about procedure, as anyone who has worked in a lab or in the field can tell you: observin...

Q: Given the map, extracted from Google Earth, the Tabon Caves in the Lipuun Point of Palawan where the...

A: Given the map, extracted from Google Earth, the Tabon Caves in the Lipuun Point of Palawan where the...

Q: Metamorphic processes include re- crystallization of minerals and their interaction in the original ...

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

Q: Describe a felsic magma and the two rocks that form. Describe an andesitic magma and the two rocks t...

A: Approximately 90% of the earth is composed of igneous rocks. Igneous rocks are formed from magma or ...

Q: Which of the following factors is NOT used as a measure of happiness in the World Happiness Report? ...

A: Given that, which of the following factors is NOT used as a measure of happiness in the World Happin...

Q: What is the term used to refer to a period of with rainy days following each other?

A: Monsoon is the seasonal reversal of wind. It creates heavy rainfall and the monsoon in India is the ...

Q: During your outdoor adventure class activity, your mission is to locate a hidden treasure by followi...

A: Answer: 1. In question, an unimproved road symbol, a trail symbol and a bridge symbol is asked and o...

Q: While some island communities may continue to fight off the impacts of climate change through adapta...

A: Given that, some island communities may continue to fight off the impacts of climate change through ...

Q: List 5 challenges of organic waste recycling. Explain each briefly.

A: The organic wastes are the ones which are obtained from the plants, animals, and microorganisms that...

Q: What seismic source type (A,B,C) is Tebbo Fault that is near Baguio City and is in Itogon, Benguet? ...

A: Answer: Seismic source are of three types; 1. Type A- Faults that have high rate of seismic activiti...

Q: How does a thunderstorm originating in the Pacific Ocean develop into a typhoon

A: Answer: Typhoon is the term for mature tropical cyclone between 180° and 100°E in North hemisphere i...

Q: Which force points inward toward the focal point (center) of rotation? Gravity Friction Coriolis for...

A: A boundary layer is the slight layer of liquid in the quick area of a jumping surface shaped by the ...

Q: Test IlII. Blacken letter B on the zip grade if the given statement enhances the effect of climate c...

A: Answer:   26. Buy cheaper appliances but less efficient- B   27. Unplug appliances and gadgets when ...

Q: Summarize how the first, second, and third waves of environmental policy in U.S. history differed fr...

A: The main influx of ecological approach in the U.S is to deal with the grounds during the toward the ...

Q: why philippine government should focus on natural resources

A: The surroundings in which we reside is the environment. The environment is composed of three realms,...

Q: Hello, can you pls explain the 5 different swimming styles and strokes in your own words. Thank you....

A: Answer: 1. Freestyle- It is also known as front crawl, it is performed in face down position, it is ...