An aeroplane flies from London to Singapore, a total distance 7000 miles. The flight lasts 14 hours. Calculate the average speed of the aeroplane in mph.

Which of these is a mixture? A. Sugar B. Potassium C. Salad D. Water

What property of the atmosphere will change with altitude change

A charge of 9.0 x 10-5C is placed in an electric field with a strength of 4.0 x 104 N. What is the electrical force acting on the charge?

The acceleration function (in m/s2) and the initial velocity are given for a particle moving along a line. a (t) = t + 6, v (0) = 3, 0 ≤ t ≤ 11 (a) Find the velocity at time t. v (t) = Correct: Your answer is correct.

A 50.0 kg child stands at the rim of a merry-go-round of radius 1.50 m, rotating with an angular speed of 3.00 rad/s. (a) what is the child's centripetal acceleration? incorrect: your answer is incorrect.

A group of two or more stars is called a A. solar system B. neutron star C. protostar D. star system

Which of the following is an example of potential energy? View Available Hint (s) Which of the following is an example of potential energy?

What type of material is wrapped around an object could cause the object to lose the most heat

What is the importance of the ozone layer?

Which of the following is an example of plasma?