What is a major compound that makes up skin

Which of the following correctly describes the early view of catastrophism?

Failure to accomplish erikson’s psychosocial task of late adulthood leads to despair. a. true b. false

You are your friend move a new refrigerator into his kitchen. you apply a horizontal force of 252 n in the negative x direction to try and move the 56 kg refrigerator. the coefficient of static friction is 0.61. (a) how much static frictional force does the floor exert on the refrigerator? give both magnitude (in n) and direction. magnitude n direction (b) what maximum force (in n) do you need to apply before the refrigerator starts to move?