Although planets orbit the Sun in ellipses, all the planetary orbits are fairly close to circular and not very eccentric. True
False

An object thrown vertically upward from the surface of a celestial body at a velocity of 36 m/s reaches a height of sequalsminus0.9tsquaredplus36t meters in t seconds. a. determine the velocity v of the object after t seconds. b. when does the object reach its highest point? c. what is the height of the object at the highest point? d. when does the object strike the ground? e. with what velocity does the object strike the ground? f. on what intervals is the speed increasing?

How would doubling the made of an object change the objects potential energy

What part of the ear is names after tools, such as the hammer and the anvil?