1. have the total number of cancer deaths since 1990 increased or decreased? 2. has the rate of death per 100,000 people increased or decreased?

3. a rate is a measure of frequency, or how often something happens. the blue line shows the rate of cancer deaths. do you think this graph represents an improvement in medical care? why or why not?

4. take into account that the fact that earth’s populations are increasing. how could this fact explain the differences in the cancer death rate vs the total number of cancer deaths?

5. what factors of society are different in 2016 than 1990? make an inference about what may be affecting the total cancer death rate.

Analyze the central conflict and its in a story to discover the theme. o resolution o protagonist antagonist character

Does the sun release radiant energy?

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?