Which is the best meaning of biogenesis? 1 : the development of life from preexisting life. 2 : the synthesis of chemical compounds or structures in the living organism — compare biosynthesis. Other Words from biogenesis Example Sentences Learn More about biogenesis. Does biogenesis explain the origin of life? It wasn’t until the 1850s to […]
How do you know if a reaction is endothermic or exothermic?
How do you know if a reaction is endothermic or exothermic? An exothermic process releases heat, causing the temperature of the immediate surroundings to rise. An endothermic process absorbs heat and cools the surroundings.” Is Melting Chocolate endothermic? endothermic – An endothermic reaction occurs when the elements are absorbing the heat allowing the solution to […]
Why is a sit up a second class lever?
Why is a sit up a second class lever? Second-Class Levers In a second-class lever, the resistance lies between the fulcrum and the force, as in a wheelbarrow. Exercises that require plantarflexing the ankle, such as seated or standing calf raises, employ a second-class lever. What’s an example of a second class lever? In a […]
Do light bulbs have high or low resistance?
Do light bulbs have high or low resistance? Incandescent light bulbs have a small filament which when heated begins to glow and emit light. The reason the filament heats up is because it has a high resistance, which means that as electrons move through the filament, they lose a lot of energy. Does a brighter […]
Does the amount of solvent change when you dilute a solution?
Does the amount of solvent change when you dilute a solution? 1. Learn how to dilute and concentrate solutions. Often, a worker will need to change the concentration of a solution by changing the amount of solvent. Dilution is the addition of solvent, which decreases the concentration of the solute in the solution. What is […]
What is a good insulator?
What is a good insulator? Plastic, rubber, wood, and ceramics are good insulators. These are often used to make kitchen utensils, such as saucepan handles, to stop heat from flowing up to burn the cook’s hand. Plastic coating is also used to cover most electrical wires in appliances. Air is also a good insulator of […]
What are the four main parts of the sun?
What is real and apparent Expansivity?
What is real and apparent Expansivity? The real (or absolute) expansivity of a liquid is the fraction of its volume by which it expands per kelvin rise in temperature. The apparent expansivity of a liquid is the fraction of its volume by which the liquid appears to expand per kelvin rise in temperature when heated […]
Which Shield Life is harmful?
Which Shield Life is harmful? The ozone layer in the stratosphere shields life on Earth from most UV-B and UV-C, the most harmful varieties of ultraviolet radiation. What is Earth’s atmosphere made of? The air in Earth’s atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen. Air also has small amounts […]
Which of the following are characteristics of a generalist species?
Which of the following are characteristics of a generalist species? A generalist species is able to thrive in a wide variety of environmental conditions and can make use of a variety of different resources (for example, a heterotroph with a varied diet). A specialist species can thrive only in a narrow range of environmental conditions […]