Physics, 26.10.2020 17:00 Alisabeth4366

In 1939, Joe Sprinz of the San Francisco Baseball Club attempted to break the record for catching a baseball dropped from the greatest height. He had baseballs dropped from a blimp 240 m above his head in his attempt. How fast was the baseball travelling when it reached the ground?

Answers: 1

Show answers

Another question on Physics

Physics, 22.06.2019 02:00

Which statements about tornadoes are true? check all that apply. (a) about 12,000 tornadoes hit the united states every year. (b) a tornado looks like a funnel. (c) tornadoes are deadly atmospheric storms that cause millions in damages each year. (d) tornadoes can reach wind speeds of more than 300 miles per hour. (e) kansas is the state with the most tornadoes. (f) you will always notice a funnel before a tornado strikes.

Answers: 2

Answer

Physics, 22.06.2019 13:00

Ways that industry and agriculture use physical properties to separate substances

Answers: 1

Answer

Physics, 22.06.2019 16:50

Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?

Answers: 2

Answer

Physics, 22.06.2019 18:00

Cells in the nervous system have a potential difference of 70 mv across the cell membrane separating the interior of the cell from the extracellular fluid. this potential difference is maintained by ion pumps that move charged ions across the membrane. is this an emf? select the correct answer and explanation. 1)no. the ion pumps cannot separate charges; thus, they cannot create a potential difference. 2)yes. the ion pumps cannot separate charges, but they still can create a potential difference. 3)yes. the ion pumps can actively separate charge; thus, they can create a potential difference. 4)no. the ion pumps can separate charges, but they cannot create a potential difference.

Answers: 1

Answer

You know the right answer?

In 1939, Joe Sprinz of the San Francisco Baseball Club attempted to break the record for catching a...

Questions