Alarge river flows at the rate of 26 dm3/s into a boat lock 75 m long, 30.0 m wide, and 18 m high. how long before the lock will be filled with water?

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves

What produces wave a)sound b) heats c)transfer of energy d)vibrations