A satellite has an elliptical orbit with the earth at one focus. Which statement is true about the satellite's speed at point a and point b?.

All of the following are free tools to you prepare for the sat except

Which statements are true for invasive species? 1. they always stabilize an ecosystem. 2. they’re always successful in adjusting to a new habitat. 3. they often compete with the native species for resources. 4. they have the ability to displace the native species. 5. they’re always pests.

Whats begin with t, ends with t has t in it