If an object moved at 30.0 m/s and at a later time covers half the distance in the same time, calculate its new speed.

What is the process where dna can change in many ways?

A wheel initially has an angular velocity of 18 ras/s but it is slowing ar a rate of 2.0rad/s^2. If it stops in 3 sec it will have turned through how many radian?

Which can hold more water, warm or cold air?

An object with a mass of 1.5kg changes its velocity from + 15m/s to + 22 during a time interval of 3.5 seconds. What Impulse was delivered to the object A: 3.0 N•s B: 11 N•s C: 25 N•s D: 56 N•s

You find that a liquid is very acidic, it will destroy organic material on contact, what might you expect its pH to be?

Why is it important for engineers to design bumper cars safely

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