reuse of an existing structure for a new function is another thing in common between biological and technological evolution. It is called exaptation

(water vapor, carbon dioxide, nitrous oxide, and methane,

Scientists think that the things people do that send greenhouse gases into the air are making our planet warmer.

Sunlight enters the Earth's atmosphere, passing through the blanket of greenhouse gases

rise in temperature

It’s clear that we need to make the switch to clean, reliable sources of renewable energy like solar and wind. Unlike fossil fuels, renewables don’t add greenhouse gases to our atmosphere.

Humans started harnessing fossil fuels on a massive scale during the Industrial Revolution.

When we burn these fossil fuels, the carbon combines with oxygen to make carbon dioxide. This extra carbon dioxide (and other GHGs like methane) traps more and more heat in our atmosphere.

Identify the major parts of the digestive system(e.g., esophagus, intestine, mouth, stomach

D-3.1.1Identify the basic parts of the respiratory system (e.g., lungs, bronchioles, diaphragm)

D3.1-7Demonstrate accurate memorization and replication of brief movement sequences

VA3-6.1Identify similarities and connections between the visual arts and other subjects in the school curriculum

the ways that his or her use of organizational principles and expressive features evoke the ideas he or she intended to convey in a work of visual art

4.5:1

How to Test

or through other visual (non-color) differentiation (shape, position, size)

directions provided with TITLE

For example, if there are multiple "Submit" buttons on a screen, the Name for each must be unique

Check each input form field for an ID and a corresponding LABEL or a descriptive TITLE. Fieldset and Legend may be used for grouping and associating two instructions to one input field.

A web page that has multiple form controls (e.g. buttons) with the same visual label must include unique identifiers that describe their unique purpose.

.