Which is the correct expression for Half-Life? The time required for half of the original population of radioactive atoms to decay is called the half-life. The relationship between the half-life, T1/2, and the decay constant is given by T1/2 = 0.693/λ. What is the half-life for uranium 238? about 4.5 billion years How dangerous is […]
Can you go crazy from being alone?
Can you go crazy from being alone? Being alone might cause you to hallucinate Basically, you’re not reading what’s actually happening correctly and are just reacting to your trauma with forms, visions, or sounds that are a projection of yourself. Kay didn’t experience any of these hallucinations triggered by intense fear or stress. Can u […]
What are the 3 functions of the cell wall?
What are the 3 functions of the cell wall? The main functions of the cell wall are to provide structure, support, and protection for the cell. The cell wall in plants is composed mainly of cellulose and contains three layers in many plants. The three layers are the middle lamella, primary cell wall, and secondary […]
Can the smell of spray paint kill you?
How does a ionic bond form?
How does a ionic bond form? An ionic bond is formed by the complete transfer of some electrons from one atom to another. The atom losing one or more electrons becomes a cation—a positively charged ion. The atom gaining one or more electron becomes an anion—a negatively charged ion. What must occur for an ionic […]
Can you imagine a world without electricity?
Can you imagine a world without electricity? To be honest, one can’t imagine a life without electricity. Although we experience blackouts and power outages, a life entirely without electricity is unimaginable. What would happen if electricity was never invented? Originally Answered: If electricity was not invented, what would life be like? Without electricity, we would […]
How did Dmitri Mendeleev impact the world?
How did Dmitri Mendeleev impact the world? Lived 1834 – 1907. Mendeleev’s wish led to his discovery of the periodic law and his creation of the periodic table – one of the most iconic symbols in science: almost everyone recognizes it instantly: science has few other creations as well-known as the periodic table. Can you […]
What are the 3 stages of cell signaling?
What are the 3 stages of cell signaling? The three stages of cell communication (reception, transduction, and response) and how changes couls alter cellular responses. How a receptor protein recognizes signal molecules and starts transduction. What are the 3 types of cell communication? There are three different types of basic cell communication: surface membrane to […]
How do you use a microscope to focus on objects on prepared slides?
How do you use a microscope to focus on objects on prepared slides? Viewing Prepared Slides Start by rotating the objective lens to lowest power. Place a slide on the stage, label side up, with the coverslip centered. On LOW POWER ONLY, use the coarse focus knob to get the object into focus. If you […]
Was Hurricane Sandy the worst in history?
Was Hurricane Sandy the worst in history? Hurricane Sandy (unofficially referred to as Superstorm Sandy) was the deadliest, the most destructive, and the strongest hurricane of the 2012 Atlantic hurricane season. The storm inflicted nearly $70 billion (2012 USD) in damage and killed 233 people across eight countries from the Caribbean to Canada. What made […]