In which time Period did Copernicus introduce his heliocentric or sun centered theory

1. A. D. 1200-1400

2. A. D. 1400-1600

3. A. D. 1600-1800

4. A. D. 1800-2000

Scientific explanations are not always based on empirical evidence True or false?

Knowing the chemical properties of a substance will tell you how the substance a. looks. c. can be broken down into atoms. b. smells. d. reacts with other substances.

What receives the most solar radiation over the course of a year?

Which is the largest number? OA. 4.5 x 10^7 OB. 9.9 x 10^6 OC. 5.8 x 10^8 OD. 5.5 x 10^5

A lab experiment to determine the rate of ATP production and its use in plants is conducted. In the lab, twenty circles cut from plant leaves are placed in a container of water with a light source, which allows photosynthesis to occur.

How much volume (in cm^3) is gained by a person who gains 11.5 lbs of pure fat?

A compound contains 69.94 percent iron and 30.06 percent oxygen. what is its molecular formula if the molar mass of the compound is 199.55 grams per mole?

What is the formula for carbon and chlorine

A pair of ice tongs is a double: first-class lever second-class lever third-class lever

On a ceiling, there were tiny droplets of blood less than 1 mm in diameter. the victim was lying in a pool of blood. no other marks were found on the other walls.