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