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 […]
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 […]
How do you ensure confidentiality of participants in research?
How do you ensure confidentiality of participants in research? Researchers employ a number of methods to keep their subjects’ identity confidential. Foremost, they keep their records secure through the use of password protected files, encryption when sending information over the internet, and even old-fashioned locked doors and drawers. How do you maintain participants confidentiality A […]
What is the meaning of Coastal?
What are the 3 things you never talk about?
What are the 3 things you never talk about? The 3 things you “never talk about” (religion, politics & money) are the ONLY things they talk about on the cable news networks… : Showerthoughts. What is not small talk? Read on to see the best of what we uncovered. Have some ‘deep’ conversation starters on […]
Which view will always be shown in a multiview drawing?
Which view will always be shown in a multiview drawing? The views projected onto the three planes are shown together in Figure 8.11. The top view is always positioned above and aligned with the front view, and the right side view is always positioned to the right of and aligned with the front view, as […]
Which type of collision is most often seen in football?
Which type of collision is most often seen in football? Perfectly inelastic collisions can be analyzed in terms of momentum. When two objects, such as the two football players, collide and move together as one mass, the collision is called a perfectly inelastic collision. What happens when two tennis balls collide? At impact, the cue […]
When the following equation is balanced the coefficient in front of HCl is?
When the following equation is balanced the coefficient in front of HCl is? When the following equation is balanced, the coefficient in front of HCl is: Ba(s) + HCl(aq)→BaCl2(aq) + H2(g) Question 4 options: 6. Which is the balanced equation for S8 O2 → SO2? Search by reactants (S 8, O 2) and by products […]
What is the meaning of frequency and examples?
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 […]