The emission of electrons from a metal caused by light striking metal

A) newtons 1st law of motion

B) Doppler effect

C) double slit experiment

D) photoelectric effect

A 200-kilogram wood crate is pushed across a wood floor How much force will be needed to move the box at a constant velocity of 0.5 m/s

A ladybug falls into small hole. it takes 8.6s for the ladybug to hit the bottom. how deep is the hole? (take g=9.81 m/s²)

What is the half life of an element of 1/8 of a sample remains after 12 years?

A downhill skier was able to move 560 meters in 25 seconds. What is the skier's average speed? (Round your answer to the nearest tenth of a meter per second.)

Most of the energy released by nuclear fission is in the form of: alpha rays, beta rays, or gamma rays?

Why is the use of scientific names important in biology?

1) what is a calorie?

January 1st 37°F January 7th 48°F January 14th 52°F January 18th 51°F January 21st 45°F January 25th 41°F January 31st 55°F When looking at a data set of numbers, the mean is the average. Look at the table above.

The vector quantity that defines the distance and direction between two positions.

Which statement is true? Select one of the options below as your answer: A. Quarks always occur in groups with leptons. B. Quarks always occur independently. C. Quarks always occur in groups with other quarks. D.