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lololo

Boat A is 10 km north of a port.

Boat B is 5 km east of the same port.

Boat A sails in a straight line towards boat B.

Work out the bearing on which boat A sails.

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Physics

Nathaniel Long

Is Li greater than He on the periodic table?

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Physics

Darion

White light falls on a yellow filter, if:

(a) A green filter is placed behind a yellow filter, what is the colour of the light that will emerge from the green filter?

(b) A blue filter is placed behind a yellow filter, what is the colour of the light that will emerge from the blue filter?

(c) A magenta filter is placed behind a yellow filter, what is the colour of the light that will emerge from the magenta filter?

(d) In all cases give reasons for your answer.

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Physics

Immanuel Stephens

Calculate the energy equivalent in joules of the mass of a proton. [Show all work, including the equation

and substitution with units.]

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Craig Moore

If the weight is 950 newtons, what is the mass?

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Physics

Beyonce

You are standing against the wall near a corner of a large building. A friend is standing against the wall that is around the corner from you. You can't see your friend. How is it that you can hear her when she talks to you?

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Physics

Nancy Frederick

What is general relativity in easy terms?

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Physics

Christopher Cooper

Temperature and volume are directly or inversely

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Physics

Rudy Sullivan

My Notes A basketball rolls across a classroom floor without slipping, with its center of mass moving at a certain speed. A block of ice of the same mass is set sliding across the floor with the same speed along a parallel line.

How do their energies compare?

A. The ice has more kineticenergy.

B. They have equal kineticenergies.

C. The basketball has more kineticenergy.

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Physics

Darion

How does sound travel through waves?

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Physics

Pugsley

Solve for real t: - 25=20t-5t^2

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Physics

Hope

Contrast balanced and unbalanced forces.

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Physics

Chandler Bridges

A wave will travel only as long as it has energy

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Physics

Emmett Norris

a box sliding on a frictionless surface when it suddenly begins to rain heavily. if the downpour of rainfall falls vertically into the box, gradually filling it, what would happen to the speed of the box

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Physics

Stephanie Hughes

Which would fall with a greater acceleration in a vacuum-a leaf or a stone?

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