A brick is lifted above the ground and then dropped, What is the main energy change while the brick is falling?
A kinetic to heat
Ο Ο Ο
B. kinetic to potential
C. gravitational potential to kinetic
D. chemical to gravitational potential

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils