1. Julia (50kg) is swinging back and forth. At the top of her swing, she is 2 meters above the ground. How fast is she
moving when she is at position B?
sfenri
Towjout
=
Final Enerty
Initial Energy
+
mgh
+
mgh
Eqn.
+
Simplify
Answer
Solve

the arctic is a region of the planet, north of the arctic circle, and includes the arctic ocean, greenland, baffin island, other smaller northern islands, and the far northern parts of europe, russia (siberia), alaska and canada.

it would be kevlar ^^