Can a star turn into a planet? Can gravity form waves?

Does every black hole contain a singularity?

Does the influence of gravity extend out forever?

Galaxies look stationary, so why do scientists say that they rotate?

Have aliens ever visited earth?​

Yeah but only Gas planets like Jupiter .

Nope,It doesn't have any shape

Not till now , don't know about future.

They do ,Earth looks stationary but it's not

Yeah ,

Explanation:

friends and family are best person in life

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