Objectives review for final exam.
Questions: 20 | Attempts: 274 | Last updated: Jun 27, 2018
the following chemical equation _ Na + _ O2 --> _ Na2O2, the
coefficients that balance the equation are:
Scalar and Vector are just two of the many quantities used in physics. Scalar is a quantity that is totally described by magnitude or size, whereas, a vector quantity is specified by both magnitudes as well as direction. So, here...
Questions: 19 | Attempts: 10939 | Last updated: Oct 29, 2020
Which of the following is a physical quantity that has a magnitude but no direction?
Questions: 23 | Attempts: 8471 | Last updated: Mar 18, 2020
One possible unit of speed is