A body travels from a to b with 1m/s and from b to a 2m/s calculate average velocity?

Which of the following are not typically included in the periodic table? a. atomic mass b. element symbol c. isotopes d. number of electrons

Karen is running forward at a speed of 9 m/s. she tosses her sweaty headband backward at a speed of 20 m/s. the speed of the headband, to the nearest whole number relative to a stationary observer watching karen

If the textbook weighs 19.6 newtons on venus, what is the strength of gravity on venus?