HELP What was one of the tests that
Lavoisier performed to prove the Law
of Conservation of Mass?
A. Combined ammonia with salt
B. Burned water
C. Put the fruit into a sealed
container and let it rot
D. Combined fruit with ammonia in
an open container
D.

Which pair of sentences is describing the same velocity? a. a car is parked. a car is moving in circles. b. a bus drives 40 miles per hour north. a truck drives 50 miles per hour north. c. a boy walks east at 6 kilometers per hour. a girl walks west at the same speed as the boy. d. valerie rides her bike south at 8 kilometers per hour. owen jogs south at 8 kilometers per hour.