A) Friction with the ramp is the greatest unbalanced force and it is causing the ball to slow down B) The initial push of the ball is the greatet unbalanced foce and it is causing the ball to speed up C) Friction with the air is the greatest unbalanced force and it is causing the ball to slow down D) Gravity is the greatest unbalanced force and it is causing the ball to speed up
A) a moving boat B) a pile of biomass C) a lava flow D) a rock on a ledge
A) III and IV B) I and III C) II and IV D) I, II, and III
A) community B) population C) ecosystem D) organism
A) prokaryotic cells always have a nucleus B) eukaryotic cells are always small C) eukaryotic cells have a nucleus D) prokaryotic cells are always much larger
A) archaea B) protista C) eukarya D) bacteria
A) table A B) table B C) table C D) table D
A) electrical energy B) chemical energy C) potential energy D) kinetic energy
A) graph C B) graph A C) graph B D) graph D
A) a student running down stairs B) a student jumping off stairs C) a student standing at the top of the stairs D) a student walking down stairs
A) soil and water that make up the Everglades B) fish and other aquatic animals in the everglades C) plans and aimals that live around the water D) biotic and abiotic components found in and around the Everglades
A) they are consumers B) they are multicelular C) they cary out photosynthesis D) they contain at least one cell
A) organisms, ecosystems, communities, populations B) organisms, populations, communities, ecosystems C) communities, populations, ecosystems, organisms D) ecosystems, communities, populations, organisms
A) Position 1 B) Position 3 C) Position 4 D) Position 2
A) a person riding a bike up a hill B) a person walking at constant speed C) a car parked in a parking lot D) a car traveling around a curve
A) fish, plant, snail B) rock, plant, water C) sunlight, water, rock D) water, snail, fish
A) both potential energy and kinetic energy decrease B) both potential energy and kinetic energy increase C) kinetic energy decreases and potential energy increases D) kinetic energy increases and potential energy decreases
A) 2 and 4 only B) 1,3, and 4 C) 1 and 3 only D) 1,2 and 3
A) A B) C C) B D) D
A) B B) D C) A D) C |