SAT PHYSICS HHHHHHHHHHHHHHHELPA projectile is launched at a velocity of 125meters per second at an angle of 20degree.A building is 200 meters away.At what height above the ground will the projectile strike the building?
来源:学生作业学帮网 编辑:学帮网 时间:2024/06/08 14:16:27
SAT PHYSICS HHHHHHHHHHHHHHHELP
A projectile is launched at a velocity of 125meters per second at an angle of 20degree.A building is 200 meters away.At what height above the ground will the projectile strike the building?
125m/s乘以cos20,这是水平方向的速度.再用200除以刚才所得的数值.可以得出所需时间.125sin20t-1/2gt方=s 求出s即可.
Princeton 63页第六题此题出没~
AP SAT physcis B 和 physics CAP physics B 和physics C 有何区别,应该考C
人教版五年级下册语文第一课主要内容的答案hhhhhhhh
how long to take SAT mathwhat miniutes does a sat math level 2 test last(in test) and what about physics?
关于Cracking the SAT Physics Subject Test这本书(急!)我今年六月考SAT 2 我已经有了BARRON PHYSICS.数学准备买BARRON.不知够不够用?不知道这本书Cracking the SAT Physics Subject Test的难度和真题差距多少?好么?
sat2考物理和化学用什么书准备买SAT Subject Test PhysicsGreg Young ; SAT Subject Test ChemistryJoseph A.Mascetta ; Cracking the SAT Chemistry Subject Test,2013-2014 EditionPrinceton Review 和 Cracking the SAT Physics Subject Test,2013
SAT physics subject test 中所有的公式谁能给我Physics subject test 中所用到得所有公式啊.有中英文的最好,全英文的也行.
翻译“physics”
physics意思
physics(翻译)
SAT
SAT
Sat
sat
sat
SAT
SAT
SAT
SAT