Mass box A = 10 grams; Mass box B = 5 grams; Mass box C—made of one A and one B How many boxes of A would be required to make 30 grams of C?

Which statement about sound is not true? a. air particles travel with sound waves. b. sound waves cannot travel through a vacuum. c. sound waves exist even if no one hears them. d. air particles vibrate along the path of a sound wave.

Agood hypothesis includes which of the following? a: prediction b: data c: uncertainty d: conclusion

Why are people not able to scuba dive in the deep part of the ocean