A cork shoots out of a champagne bottle at an angle of 40.0 above the horizontal. If the cork travels a horizontal distance of 1.50 m in 1.25 s, what was its initial speed?

The weight of an object will not change when moving from the Earth to the Moon. a. True b. False

Two plane mirrors are facing each other. They are parallel, 5.00 cm apart, and 30.0 cm in length, as the drawing indicates. A laser beam is directed at the top mirror from the left edge of the bottom mirror.

What conditions in the nucleus are likely to result in the nucleus breaking apart? A. When the repulsion of the strong force is weaker than the repulsion of the electrostatic force B.

A 9-volt battery is connected to a capacitor that stores 4.5 * 10-3 joules of energy. Calculate the amount of charge on the capacitor.

Conclusion for ohm law

Theories and Laws. • How are they alike? • How are they different? • Can you explain why scientific theories will change over time? • Give an example of a scientific theory that has changed.

If the x-component of a force vector is 5.17 newtons and its y-component is 8.80 newtons, then what is its magnitude?

Scientific theories have strod the test of time and will not change

An 8 kilogram bowling ball is rolling in a straight line toward you. if its momentum is 16 kg * m/s, how fast is it traveling?

Explain why a moving object can be in equilibrium