Any organism that has a skeletal sytem

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy

Heterogeneous mixture with larger particles that never settle is

Acar of mass 800kg is moving at a speed of 2.2m/s.