Tần số ngưỡng của một kim loại có giá trị X. Nếu tần số của chùm sáng chiếu đến bề mặt katot tăng từ 2X đến 4X thì cường độ dòng quang điện sẽ:

i sometimes feel that way too. i feel that i should hurt someone because they hurt me, but i wouldnt do it. that would make things so much worse i have so much experience with this stuff

explanation:

as technology advances, new experiments often expose problems in accepted theories. c

hope i

-lavira: )

i think the answer is tomato juice? not entirely sure though

false.

explanation:

this statement is false. after falling for 5 seconds, its speed will not be 100 m/s.