How do we know carbon dioxide is a greenhouse gas? This ability to absorb and re-emit infrared energy is what makes CO2 an effective heat-trapping greenhouse gas. Not all gas molecules are able to absorb IR radiation. For example, nitrogen (N2) and oxygen (O2), which make up more than 90% of Earth’s atmosphere, do not […]
Who started the Vietnam War?
Who started the Vietnam War? The Vietnam War had its origins in the broader Indochina wars of the 1940s and ’50s, when nationalist groups such as Ho Chi Minh’s Viet Minh, inspired by Chinese and Soviet communism, fought the colonial rule first of Japan and then of France. How many Chinese soldiers died in the […]
Which bond is the strongest?
Which bond is the strongest? Covalent bond Are metallic bonds stronger than covalent? So, in metallic bond there is actually no overlapping between any two atoms. So , we can conclude that a covalent bond is more stronger than a metallic bond. Neither ionic nor covalent bond exist in metal -how could it can be […]
Can blood type O drink alcohol?
Can blood type O drink alcohol? People with type O blood should avoid drinking the following, according to the diet plan: beer. coffee. distilled liquor. Do O blood types live longer? In a survey of German doctors aged >75 years, group O appeared to be associated with longer life expectancy9. Findings of two studies performed […]
How do scientists know the universe is expanding simple?
How do scientists know the universe is expanding simple? American astronomer Edwin Hubble and others discovered in the 1920s that the Universe is expanding by showing that most galaxies are receding from the Milky Way — and the farther away they are, the faster they are receding. The roughly constant ratio between speed and distance […]
Which waves move the fastest?
Which waves move the fastest? P waves travel fastest and are the first to arrive from the earthquake. In S or shear waves, rock oscillates perpendicular to the direction of wave propagation. In rock, S waves generally travel about 60% the speed of P waves, and the S wave always arrives after the P wave. […]
How much does a time machine cost?
Is carbon dioxide made into sugar?
Is carbon dioxide made into sugar? Their process is similar to how trees and other plants slowly capture carbon dioxide from the atmosphere, converting it to sugars that store energy. What substances are recycled in photosynthesis and respiration? The four substances recycled during photosynthesis and respiration are: carbon dioxide (CO2), which is emitted as waste […]
What are the 3 possible outcomes of an appeals court decision?
What are the 3 possible outcomes of an appeals court decision? What are the possible outcomes of an appeal? Affirm the decision of the trial court, in which case the verdict at trial stands. Reverse the decision to the trial court, in which case a new trial may be ordered. Remand the case to the […]
Why standardized testing is bad?
Why standardized testing is bad? Standardized tests don’t provide any feedback on how to perform better. The results aren’t even given back to the teachers and students until months later, and there are no instructions provided by test companies on how to improve these test scores. 4. Standardized tests don’t value creativity. Is IAR testing […]