What is a unit of radiation? The units of measurement for radioactivity are the becquerel (Bq, international unit) and the curie (Ci, U.S. unit). Exposure describes the amount of radiation traveling through the air. Many types of radiation monitors measure exposure. How do you convert rad to Gy? A rad (rd) is a deprecated non-SI […]
Can a body have an acceleration with zero velocity?
Can a body have an acceleration with zero velocity? Yes, an object can have zero velocity and still be accelerating simultaneously. Then the object will start to move in the backward direction. Can the direction of velocity change when acceleration is constant? 1-Yes ,the direction of velocity can change while experiencing a constant acceleration. Like, […]
What are 3 major milestones in growth and development that an infant should achieve in the first year of life?
What is the best second hand BMW to buy?
What is the best second hand BMW to buy? BMW i3. The electric i3’s values are falling very slowly, meaning you shouldn’t lose too much in depreciation if you buy a used example that’s a few years old. BMW 5 Series (2010-2017) BMW X3 (2010-present) BMW Z4 (2009-present) BMW 1 Series (2011-present) BMW 3 Series […]
What happens when two galaxies approach each other?
What happens when two galaxies approach each other? When galaxies merge, the gasses interact with each other. As they begin to approach one another, the galaxies begin to stretch and deform, creating tails or arms. The combination of the two galaxies then forms what appears to be an elliptical galaxy as the arms begin to […]
Is 23 body fat bad?
Is 23 body fat bad? 41-60 yrs old: Underfat: under 23 percent, Healthy: 23-35 percent, Overweight : 35-40 percent Obese: over 40 percent. 61-79 yrs old: Underfat: under 24 percent, Healthy: 24-36 percent, Overweight: 36-42 percent, Obese: over 42 percent. What is the most accurate way to measure body fat? All you need is a […]
How do exports help the economy?
How do exports help the economy? When a country exports goods, it sells them to a foreign market, that is, to consumers, businesses, or governments in another country. Those exports bring money into the country, which increases the exporting nation’s GDP. The money spent on imports leaves the economy, and that decreases the importing nation’s […]
What is the formula for potential and kinetic energy?
What are the 3 principles of training?
What are the 3 principles of training? In summary, the three principles of training that should be followed in developing your fitness program are overload, progression, and specificity. When you increase the repetitions, amount of weight, or length of time in an exercise you’re accustomed to, you’re applying overload. Which principle do you feel is […]