A car accelerates from 4 meters/second to 16 meters/second in 4 seconds. The car's acceleration is __meters/second2.

A spaceship travels at 1,321 km/h. How many miles can it travel in 6.19 seconds?

What is characteristic of both sound waves andelectromagnetic waves? (1) They require a medium. (2) They transfer energy. (3) They are mechanical waves. (4) They are longitudinal waves.

When red light and green light shine on the same place on a piece of white paper, the spot appears to be a. yellow. c. white. b. brown. d. black.?

What is an angle of incline? How do you find out what the angle of incline for that slope is?

The Money Multiplier is found by the formula (1/Required Reserve Ratio). What is the value of the multiplier if the Required Reserve Ratio is 65%? A. 1.54 B. 1.65 C. 1.99

What is thermodynamic process

A soap bubble usually pops because some part of it becomes too thin due to evaporation or drainage of fluid. The change in thickness also changes the color of light the bubble reflects. Why?

Earth's magnetic field is similar to that of a bar magnet. Select all the statements that are true as a consequence of this. A. It has a north and south magnetic pole. B. It has a bar-shaped iron section inside it. C.

What does electricity depend on to make electrons move? A:a source and the attraction to opposite charges B: Only source C:Only attraction of opposite charges

If two parallel light rays hit a plane mirror, what will be their orientation to one another after they reflect? a. they will remain parallel. b. they will be perpendicular. c. it depends on the initial spacing between the light rays. d.