What is released through nuclear fusion in stars?

energy

gas

mass

pressure

A scientist studies how the temperature of a baseball affects how far it goes when hit by a bat. What will make this experiment more repeatable? O A. Using the exact same kind of baseball each time O B.

What is one type of white blood cell that participates in the specific immune response called? A. antigens B. antibodies C. macrophages D. pathogens

True or false an experiment in investigating the effects and development variable on the independent variable

What is necessary to put an object in motion when at rest?

What instrument is used to expand burr holes?

Big Al stands on a skateboard at a rest and throws a 0.5-kilogram rock at a velocity of 10.0 m / sec. Big Al moves back at 0.05 m/sec. What is the combined mass of Big Al and the skateboard?

What are the element names for the following symbols? Ni, He, Pb

If you are measuring how far a ball traveled in an experiment which example below could be an appropriate measurement? 20 liters 20 grams 20 meters 20 degrees Celsius

When light is scattered while spreading out through the atmosphere, the light rays A) converge and follow the same direction. Eliminate B) deflect randomly in multiple directions. C) bounce back toward their initial direction.

What is Precambrian time?