Melissa planted a sapling in her garden. she measured its height with a ruler. the tree was 15 centimeters tall. after a week, she measured it again. this time, the tree measured 25 centimeters. how many millimeters did the tree grow? the tree grew millimeters in a week.

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.