Vocabulary consisting only from characters you are able to read
水力
すいりょく
hydraulic power, water powermix
上る
のぼる
(1)to rise, to go up, to come up, to ascend, to be raised, (2)to enter (esp. from outdoors), to come in, to go in, (3)to enter (a school), to advance to the next grade, (4)to get out (of water), t godan, jlpt3, verb, vintrans
山
やま
mountain, pile, heap, climax, critical pointjlpt5, shizen
僕
ぼく
I (used by men with close acquaintances)jlpt4