Httponearpod. com/presentatonin Anthony and Joe are trying create a pinball like lever to launch their model cars. Their cars weigh about 5kg. They
would like them to accelerate at 10m/s2. How much force does the spring in their lever need to give to the cars in
order to make this happen?

Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?

How do disease caused by bacteria and disease caused by viruses react to antibiotics?

Which of the following is one way in which organisms such as clown fish and sea turtles are able to overcome the many dangers that their offspring encounter and ensure that their species population numbers stay relatively steady