Rocks forms when lava erupts, cools, and crystallizes on Earth’s surface.

Q: We have recently been sparred from a tremendous winter storm which dropped temperatures in most of…

A: Water is very unique and specific molecule because of its unusual properties.

Q: Which of the following statements accurately describes water vapor?   The liquid phase of water is…

A: Climate change is shifts in weather patterns and temperature.

Q: Is the bolded statement TRUE or FALSE? Free energy: 11. is exchanged between a system and the…

A: At the state of equilibrium, the Gibbs free energy change is zero.

Q: Which sample contains the greatest Number of Molecules ? [H=1 , c=12 ,O=16]  4 gm Hydrogen  18 gm of…

A: A molecule can be defined as the group of two or more atoms. Some of the most common examples are…

Q: Which element(s) has/have an inorganic reservoir that existsprimarily in sedimentary deposits?a.…

A: Biogeochemical cycles are natural cycles that depict the circulation of a element in the biosphere.…

Q: How does a tree burn when lightning hits it? What happens to the energy in the chemical reaction…

A: Trees are often the tallest structure on open landscapes which makes them susceptible to lightning…

Q: Global Warming Experiment Iker is concerned about global warming. He believes that much of the…

A: Global warming is the unusually rapid increase in Earth's average surface temperature over the…

Q: Analyzing the Elements of a Scientific Method Read the following story and then answer the…

A: Answer:-  5. The problem described sentence is when the scientific examine both beaker but he found…

Q: The Atmosphere Definition: Composition Layers Weather Gases: • 78.1%: Farthest from Earth…

A: The Atmosphere:- That layer of gases of earth generally referred as air and this layer is retained…

Q: 1.8 1.9 Stanley Miller mixed hydrogen, methane, ammonia, and water in a reaction chamber that…

A: The earth our planet is some 4.5 billion years ago formed. Scientists believed that when the sun…

Q: Name 5 unusual properties of water and simply explain their importance to the biological…

A: 60-75% of human body weight comprises of water. Even 4% loss of total body water will cause…

Q: When warm summer temperatures set in and the surface of a lake reaches 200 Celsius, how much oxygen…

A: Dissolved oxygen It is the free, non compound oxygen present in water. It is vital for many life…

Q: Describe the chain of events that connect the release of CFCs from discarded refrigerators to…

A: Introduction :  CFC's are the Chlorofluorocarbons.They are the chemical substances that are held…

Q: Part 1: Chasing Electrons- Diagram the flow of electrons from rain falling on a sugar cane field in…

A: The flow of electrons and carbon dioxide can be explained and studied using the connection of…

Q: The majority of water found on Earth is: a. ice b. water vapor c. fresh water d. salt water

A: Step 1 Earth is a watery place as about 71% of the Earth’s surface is covered with water. The oceans…

Q: What are the top ten chemical elements found in the atmosphere, hydrosphere, lithosphere, human…

A: Elements are chemical substances that cannot be degraded by normal chemical reactions. Each element…

Q: Thermoluminescence [Choose] [Choose] Ages greater than 1,000 years ago. Ages between 1,000 years ago…

A: Kya= 1000 years Thermoluminescence dating : used to dae material containing crystalline mineral -…

Q: Qi: Choose the most appropriate answer 1- The inner layer (Sima) of the earth's crust usually…

A: 1) D(both B and C) 2) C (both A and B) 3) C(all of these)

Q: you are an igneous rock. describe what you experience as you move through the rock cyle

A: There are three main types of rocks: sedimentary, igneous, and metamorphic. Each of these rocks are…

Q: What types of quantities have unlimited significant figures? physical quantities measured…

A: Important Digits-Number of digits in a calculation representing a measurement 's precision rather…

Q: Does lightning contain chemicals

A: Lightning occurs when the positive and negative charges separate from each other within the cloud.…

Q: What must happen in order for water in the ocean to become water vapor in the atmosphere? O water…

A: The movement of water across snow, streams, rivers, oceans, lakes, glaciers occurs through the water…

Q: Discuss why does the average temperature of the atmosphere rise? What might have caused an…

A: Average temperature of atmosphere has been rising with the advent of industrialisation  Many…

Q: In this activity, you will try to classify the given materials based on their characteristics. You…

A: The given items are : 1 peso coin, 20 peso bill, ballpen, bond paper, candle, cardboard, metal…

Q: 1. What form of energy is required for water to evaporate from the ocean to the atmosphere? *…

A: Water, which can exist in solid, liquid, and gaseous forms is composed of hydrogen and oxygen. Water…

Q: This photograph was taken in 1989, 9 years after Mount Saint Helens erupted. Compare this photo with…

A:

Q: TRUE OR FALSE            Radioactivity, electrical energy, heat ,and sound energy from the sun were…

A: Primitive forms of the earth's atmosphere included only a small concentration of free oxygen and was…

Q: Which statement is supported by the diagram on the right? Pure Water Sodium Chloride in Water Power…

A: In the diagram on right side , their is a sodium chloride in water and bulb glow because they…

Q: The sun heats the ground Radiation The warm air rises Convection The ground heats the air Conduction

A: Energy is transferred between the Earth's surface and the atmosphere by radiation, conduction,…

Q: when solar radiation crosses space and moves towards earth.it consists of many types of radiation…

A: Answer - The Electromagnetic radiation (EMR) consists of waves . The waves contains electric  and…

Q: 32 The cross section below represents a plunge pool that formed at the bottom of a waterfall. Plunge…

A: A plunge pool is referred to a deep depression in a stream bed at the bottom of a waterfall.

Q: Temperature (°C) 1 10 15 20 25 30 Concentration of Oxygen in Water Oxygen Concentration in…

A: The warmer water contains low amount of dissolved oxygen than the cold water. This is because the…

Q: What is the most abundant element in the earth’s crust? Inthe human body? List the name and symbol…

A: Chemical element, also called element, any substance that cannot be decomposed into simpler…

Q: If half of a quantity of radioactive material decays in 1 year, in another 10 years

A: Half-life, in radioactivity, the interval of time required for one-half of the atomic nuclei of a…

Q: The extreme heat and pressure that converts limestone into marble occurs during a process called…

A: Heat provides the high temperature and the pressure converts the one form to another.

Q: A mineral is a naturally occurring solid that is composed of many inorganic materials. Which of the…

A: Features of minerals Naturally occurring substance. Should not be man made Is  Composed of…

Q: The three images below are snapshots of the atmospheric CO2 concentration in May, July, and…

A: Introduction Global warming is the long-term warming of the Earth's climate system that has been…

Q: earth'sis composed primarily of iron and nickel.

A: Our planet Earth is divided into four layers, these areas; inner core  outer core mantle thin-crust…

Q: The smallest unit of an element that still retains thedistinctive behavior of that element is an…

A: Given: Choose the correct answer: The smallest unit of an element that still retains the distinctive…

Q: Analyzing the Elements of a Scientific Method Read the following story and then answer the…

A: Scientific research is an process for seeking knowledge to test the hypothesis  by various…

Q: Rocks formed by the cooling of lava or magma

A: The study of interrelationship between the living organisms and its environment is known as ecology.…

Q: To summarize: The effects of solar energy on the Earth's temperature.

A: Solar energy is crucial for creation of green house effect. Green house effect trap heat under…

Q: How does sleet differ from hail? O A. Sleet is frozen raindrops, and hail is frozen layers of…

A: Any liquid or frozen water that exists within the atmosphere and falls down to Earth is referred to…

Q: A tree grows and increases its mass. Explain why this is not a violation of the law of conservation…

A: Law of conservation of matter: it states that energy can neither be created nor destroyed but it can…

Q: Carbon is the most abundant element in living organisms * True False

A: Carbon, hydrogen, oxygen, and nitrogen are the main components. Little amounts of different…

Air Pollution

The excess accumulation of pollutants or undesirable alterations in the environment and its resources such as air, water, and land can be referred to as pollution. Pollution affects the components of the environment. Pollution is considered a global issue as it is showing harmful effects worldwide. Metropolitan cities are more impacted by pollution than countryside or villages.