1. A 0.2 kg hockey puck undergoes a slap shot moving 14 m/s to the left side of the goal. The goalie moves to stop the puck at 3 m/s to the left also. The goalie saves and blocks the shot and the puck collides into a
1.5 kg glove of the goalie and the glove with the puck both continue moving to the left. Calculate the
velocity of the glove and puck moving immediately after the collision.

1. list three scientific reasons cockroaches may fly.

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

Element before carbon on the periodic table