If a block is already put in motion, which of the following statements apply? the force needed to overcome the sliding friction is less than the force needed to overcome the starting friction. the force needed to overcome the sliding friction is equal to the force needed to overcome starting friction. the force needed to overcome the sliding friction is greater than the force needed to overcome the starting friction. no force is needed to overcome sliding friction once force has been applied to overcome the starting friction.

During world war if an artist published an editorial cartoon criticizing the american entry into the war that artists was guilty of

Why were the bay of pigs invasion and cuban missle crisis even major events in the kennedy presidency

Some organisms have a large geographic range. for example, the norway rat lives on every continent except antarctica. a population of norway rats is the number of rats in one particular area. do you think it’s scientifically possible for a population of norway rats in north america to carry different genetic mutations than a population of norway rats in africa? do you think it’s possible that they carry some of the same mutations? what types of information can scientists learn by studying the genomes of these two populations of rats?