A 175 g ball on the end of a 0.5 m light string is revolving uniformly at 2 rev/s. what is the ball's acceleration and string's tension?

Which best describes what happens to sunlight after passing through the keyhole of a door

The value of a resistor used in the parallel circuit is 0

Is a caterpillar turning into a butterfly is or is not a metamorphosis

A 10L container contain 5moles of a Neon gas. What is the pressure being exerted by the gas if the temperature is 303 kelvins?

When white light goes into a blue filter, blue light comes out. how did the blue get into the light?

What is responsible for the hole in the ozone layer?

A piece of soft iron is placed in a solenoid increasing the magnetic field in an arrangement that can be switched on and off. Such a device is calleda. a hysteresis loop. b. an electrosolenoid. c. a permanent magnet. d. a ferromagnet.

Based on the replacement reaction, what would the products of the reaction be? BeSO4 + 2NH4OH → Be (?) 2 + (NH4) 2SO4

In a head-on collision between two vehicles, is there a force acting on the persons in the car that propels them toward the windshield? Explain why or why not.

Which statement best describes plastic's ability to conduct electricity? A) They are good insulators because their atoms have a single loosely bound electron in the outer shell that can move freely between other atoms.