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