The diagram below shows a food web. if a certain organism is a producer, what best explains its position in the food web? b, because organism b utilizes radiant energy from the sun a, because organism a has the same role as the algae b, because organism b has the same role as the crabs a, because organism a utilizes energy from mussels

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?