A girl is running the 200 m dash. She starts by accelerationat 8m/s^2 for 7s. Thencontinues at this speed until the end of the race. How long did it take for her to completethe race?

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

Which two particles are found in the center of an atom

An alien spaceship is 500 m above the ground and moving at a constant velocity of 150 m/s upwards. how high above the ground is the ship after 5 seconds?