7 What is the difference between the velocity and the speed of an object? A Velocity is the change in distance over time, while speed is the change in velocity
over time.
B Velocity has a direction associated with it, while speed has no specific direction.
C Velocity has no direction associated with it, while speed has a specific direction.
D Velocity is the change in speed over time, while speed is the change in distance over
time.

What links the two strands in a dna helix together in the middle? a. phosphate groups b. sugar rings bonded together c. proteins d. bases with hydrogen bonds

Select the best answer for the question, ly 12. which of the following behaviors is not an inherited behavior?

For a to be healthy, it has to have lots of different kinds of plants and animals. all of the different types of plants and animals in an ecosystem. name four types of ecosystems from those listed in the video. b) c) d) most living things live here. all living things depend on how an ecosystem like a game of sticks? why should we build new buildings on existing land? name four extinct species from those listed in the video. b) c) d) the best way to wipe out a species is to the largest ecosystem in the world is this percent of the world is covered by water. how many of all species in the world live in the ocean? list five things you can do to increase biodiversity. b) c) d) e) how many species are we losing per hour?