Is coal a source of chemical energy? Chemical energy is energy stored in the bonds of atoms and molecules. Batteries, biomass, petroleum, natural gas, and coal are examples of chemical energy. What type of energy source is coal? Coal is classified as a nonrenewable energy source because it takes millions of years to form. Coal […]
What molecules are used by the body?
What molecules are used by the body? Take a look at some of the most important molecules in the body. Water. Water is an essential molecule for life. Oxygen. About 20% of air consists of oxygen. DNA. DNA codes for all the proteins in the body, not just for new cells. Hemoglobin. ATP. Pepsin. Cholesterol. […]
How much do 5 Hot Wheels weigh?
How much do 5 Hot Wheels weigh? Product information Product Dimensions 9.5 x 4.2 x 1.6 inches Item Weight 7.9 ounces ASIN B002ZCZ0F6 Item model number 1806 Manufacturer recommended age 36 months – 10 years How do Hot Wheels add weight? To keep the weights in place you can use JB Kwik Weld to glue […]
Is Ex president Nixon still alive?
Is Ex president Nixon still alive? Richard Nixon Presidential Library and Museum, Yorba Linda, California, U.S. On April 22, 1994, Richard Milhous Nixon, the 37th president of the United States, died after suffering a stroke four days earlier, at the age of 81, which causes to brain damage and cerebral edema. Why did Richard Nixon […]
How does oil spills affect the environment?
How does oil spills affect the environment? When oils rigs or machinery malfunction or break, thousands of tons of oil can seep into the environment. Oil spill effects on environments and habitats can be catastrophic: they can kill plants and animals, disturb salinity/pH levels, pollute air/water and more.Rab. I 25, 1441 AH What are the […]
Which submarine successfully sank the USS Housatonic?
Which submarine successfully sank the USS Housatonic? On February 17, 1864, Confederate submarine H.L. Hunley attacked and sank USS Housatonic in Charleston Harbor, killing five Union sailors. Which US submarine successfully completed the first fully submerged? USS Nautilus (SSN-571) was the world’s first operational nuclear-powered submarine and the first submarine to complete a submerged transit […]
Why do roofs need shingles?
Why do roofs need shingles? Durability. Asphalt shingles are known for their durability. They are durable enough that they do not require extensive regular maintenance like other roofing materials will often need. Most types are resistant to extreme temperatures, winds, fire, and ice. What are the benefits of shingles? In addition to having a variety […]
What is the purpose of a panic bar?
What is the purpose of a panic bar? Panic bars, sometimes referred to as push bars or crash bars, are typically fitted with a bolt or latch and are designed for applications where final exit or fire exit doors are to be used by members of the public that have no prior knowledge of the […]
What is relationship of governance and government?
What is relationship of governance and government? The most formal is a government, a body whose sole responsibility and authority is to make binding decisions in a given geopolitical system (such as a state) by establishing laws. Governance is the way rules, norms and actions are structured, sustained , regulated and held accountable. What does […]
What is the hierarchy of body organization from smallest to largest?
What is the hierarchy of body organization from smallest to largest? It is convenient to consider the structures of the body in terms of fundamental levels of organization that increase in complexity, such as (from smallest to largest): chemicals, cells, tissues, organs, organ systems, and an organism. What is the correct order for the hierarchy […]