Elektron bergerak dengan persamaan posisi r=(8t - 5t 2)i (16t-6t)j r dalm sekon .vektor kecepatan elektron saat t =2 s adalah

Note: the following questions are unrelated to the balmer series or the martian. refer to your course notes. a sun-sized star will spend most of its lifetime as a: white dwarf b. red giant c. protostar d. main-sequence star

Why do electron microscopes have higher resolving power than light microscopes?

Which are examples of projectile motion? choose all that apply a. a soccer ball rolling across the ground in the northeast direction b. a car turning a corner, so it is heading south c. a javelin flying through the air d. a tennis ball lobbed over the net