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