When two waves collide and create a taller wave, what interference occurs?

Your grandfather clock's pendulum has a length of 0.9930 m. if the clock gains 70 seconds per day, should you increase or decrease the length of the pendulum?

State two any uses magnet in daily life

A length of metal wire has a radius of 0.003 m and a resistance of 0.1 ω. when the potential difference across the wire is 16 v, the electron drift speed is found to be 0.000282 m/s.

3 A jet plane accelerated along a straight runway from rest to a speed of 140m's in 50s when it took off. Calculate its change of velocity and its acceleration

What is the units of heat energy and temperature

What must her minimum speed be just as she leaves the top of the cliff so that she will miss the ledge at the bottom, which is 1.75 m wide and 9.00 m below the top of the cliff?

Which statement describes how light behaves when it strikes a translucent material? A. Light is scattered. B. Light is transmitted. C. Light is reflected. D. Light is absorbed.

A certain gas is present in a 15.0 l cylinder at 2.0 atm pressure. if the pressure is increased to 4.0 atm the volume of the gas decreases to 7.5 l.

Choose all the answers that apply. To qualify as a planet, a celestial object must: have an irregular shape revolve around the sun orbit in a clear area have enough gravity to have a spherical shape have a satellite

Oxygen makes up the largest part of living cells at 65%. What is the percentage of the second-most abundant element in living cells?