A baseball player was running before he fell down on the ground. a. What type of friction is there?
b. Draw the free body diagram (box with arrows) of the player before he stops? The length of the force arrows matters (magnitude of the force in Newton). You can give any arbitrary number to the force arrows.
c. Draw the free diagram of the player after he stops?

How did planetesmals form planets? a. they broke apart into smaller chunks. b. they collided and stuck together. c. they cooled and pulled ice together. d. they began to rotate.

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 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.

How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work