What term describes an atoms tendencies to hold onto electrons?

Yvette hangs a 2.4kg bird feeder in the middle of a rope tied between two trees. the feeder creates a tension of 480 n in each side of the the rope.

What’s #16 asking me and how do i solve it?

The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?