1. When someone throws an object in the air, what makes the object fall toward Earth?
2. When you have a baseball catch, what causes the forward motion of the ball?
3. Does a satellite require fuel once it is in orbit?
4. What is the force that causes objects to move in circles?
5. If Earth’s gravity could be turned off, what would happen to satellites that are currently in orbit? Explain your reasoning

graphing motion: mastery test

209be

what is the instantaneous acceleration of

the particle at point b?

0 meters/second?

10 meters/second?

12 meters/second?

velocity imetersisecond

15 meters/second?

20

time (seconds)

answer: 0 meters/second^2

the word that best describes martin luther king jr.'s tone in the video is dignified

martin luther king, jr. was a social activist and baptist minister who played a key role in the american civil rights movement from the mid-1950s until his assassination in 1968. the video shows his manner and attitude having or showing a composed or serious manner that is worthy of respect so dignified is the correct answer