What are supersonic speeds

Given two vectors A⃗ = - 2.00i^ + 4.00 j^ + 4.00 k^ and B⃗ = 1.00 i^ + 2.00 j^-3.00k^, do the following. |A⃗ | = Part B |B⃗ | = Part C Write an expression for the vector difference A⃗ - B⃗. Enter your answers numerically separated by commas.

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What does the addition of two vectors give you? A. A scalar B. The direction of the vector. C. A resultant vector D. The magnitude of the vector Apex answers needed

Two small objects each with a net charge of + q exert a force of magnitude f on each other: we replace one of the objects with another whose net charge is + 4q: the original magnitude of the force on the + q charge was f;

Which defintion of heat is most scientifically accurate

A charge if 2 nC is placed 10cm to the right of a conducting sphere with a diameter of 2 cm. A charge of 5 nC is placed 10 nC to the left of the same sphere. determine the charge at the center of the sphere.

1) How is chemical energy transformed into potential energy?

A double-paned window has two glass panes separated by a layer of air. Why is air, rather than glass, used to fill this space?

To determine waves frequency you must know the what

What is the average speed in miles per hour of the car that traveled a total of 200 miles in 5.5 hours