When you stand by the side of a pool someone swimming underwater appears to be in a different location than she really is the effect is called what

How many stars are in Pegasus and Casiopeia together

An object will not lose its blank as it moves away from earths surface, but it will lose blank

The appearance of color is a result of the absorption and reflection of certain wavelengths of light. A shirt appears a certain color because it reflects that color of light.

3) A ring of radius 15 cm is injected with an amount of charge of 3.5 * 10-12C, uniformly distributed along the ring. The ring rotates with an angular velocity of 17 rad/s. Find the power radiated by the system.

Which object has the greater density? A piece of wood with a mass of 15 grams and a volume of 10 cubic cm or a rock with a mass of 20 grams and a volume of 15 cubic cm

What's bigger 32A or 32B

Two charged objects have a repulsive force of. 080 N. if the charge of both of the objects is doubled, then what is the new force?

A hiker leaves her camp and walks 3.5 km in a direction of 55° south of west to the lake. after a short rest at the lake, she hikes 2.7 km in a direction of 16° east of south to the scenic overlook.

A star has a mass of 1.36 x 1030 kg and is moving in a circular orbit about the center of its galaxy. the radius of the orbit is 2.1 x 104 light-years (1 light-year = 9.5 x 1015 m), and the angular speed of the star is 1.1 x 10-15 rad/s.

Floating in deep space, you find yourself at rest next to a small asteroid. You reach out and tap the asteroid with a hammer. What happens to you in this process?