An earthquake occurred three hundred miles off the shoreline, and massive flooding occurred on land as a result. Which best describes what occurred?
- Continental shifting resulted in a tsunami.
- Continental shifting resulted in a volcano erupting.
- Tidal activity in the subduction zone caused a tsunami.
- Tidal activity in the subduction zone caused a volcano to erupt.

Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.

Use the distance formula to determine weather each pair of segments have the same length

Select the word from the list that best fits the definition apparent movement of a star used to measure its distance from earth