Explain what is required for destructive interference in an air wedge.

Two pans of a balance are 65.3 cm apart. The fulcrum of the balance has been shifted 1.48 cm away from the center by a dishonest shopkeeper.

How do physicists use science? A. They are always correct. B. They use mathematics C. They have opinions D. They make observations

A conducting copper wire has a 2.0mm diametr, a 1.5 length, and a 50 m resistance. What is the resitivity of the wire? What general information would you need to find out in order to answer the question

Super glue how long does it last in the bottle

What two pieces of information do you need to know to get from one location to another?

A bullet is accelerated down the barrel of a gun by hot gases produced in the combustion of gun powder. What is the average force exerted on a 0.0300-kg bullet to accelerate it to a speed of 600 m/s in a time of 2.00 ms (milliseconds) ?

Why are the sedimentary layers at capitol reef tilted?

What do we call it when an object exerts force on another for a short period of time? * Momentum Work Impulse Friction

Why is flammability a chemical property?

Luke pulls a sled using a force of 65 N for a distance of 25 m across level ground. The rope Luke pulls forms an angle of 25° with the ground. About how much work does Luke do on the sled? 250 J 690 J 1,500 J 1,600 J