Can sound create a black hole?

Similarities between mechanical and electromagnetic waves are

What's the equivalent unit and physical quantity of ampere. second

A spring had a spring constant of 48N/m. The end of the spring hangs 8m above the ground. How much weight can be placed on the spring so that the end of the spring is 2m above the ground

What statement is true about stable air? 1) Its never associated with precipitation 2) it tends to rise 3) it is associated with severe storms 4) it tends to resist rising

What kind of relationship does a human have with the bacteria that lives in her/his digestive tract? mostly mutualistic mostly commensalistic mostly parasitic none of the above

Some ideas for 7th grade science fair projects

A mover pushes a 245 kg piano so that it accelerates uniformly from rest to 1.5 m/s in 5.00 s. What is the power delivered by the mover in this time interval? A 55W B 110W C 280W D 540 W

A ball is thrown vertically upward from the top of a 100 foot tower, with an initial velocity of 10 ft/sec. Its position function is s (t) = - 16t2 + 10t + 100. What is its velocity in ft/sec when t = 2 seconds?

Why does lightning follow a jagged path

Helene a hiker starts at an elevation of 27 ft above sea level and descends 32ft during her hike to Basecamp which describes the elevation of base camp