Which of the following types of models could be used to represent a cell? a. idea model b. physical model c. computer model d. all of the above

Why do bacteria thrive even in hostile environments

If scientists are wrong about earth's age based on radioactive material and the decay rates are really much faster, how would nuclear power plants be affected?

Suppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer