ACTIVITY: Show your work by writing the given, formula, 1. How much kinetic energy does a 12 kg ball have the moment it hits the ground 3.5* meter. below when it starts from rest?! 2. How fast is a 1.2 kg ball traveling the moment it hits the ground 3.5 meters below - w * h * e * n it starts from rest?

3. A 3.5 kg ball fell from a height of 12 meters. How fast is it traveling when its still 5 meters off the ground?​

Plzz hurry im being timed during times of vigorous physical activity, muscles require a constant supply of oxygen. how does the body respond to these needs? a. breathing rate and heart rate both decrease. b. breathing rate and heart rate both increase. c. heart rate decreases, but breathing rate remains stable. d. breathing rate increases, but heart rate remains stable.

If someone could do the first couple, just so i can see how it's done that would be great! 20 points. complete a dichotomous key for the 10 leaves on the common leaves sheet. the chart provided here allows for 11 pairs of statements. depending on how you build your dichotomous key, you may or may not need all of them, or you may need to add some.

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics