And

which of the following is biotic?

protists

lichen

bacteria

all of the above

Write the correct abbreviation for each metric unit

Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?

What is the equation for electrical work?