which of the following is the name of the process scientists use to gain knowledge abut the physical world

Which of the following best describes the size of an asteroid

Does sound travel faster in a warm room or a cold room? Explain your answer.

Which of the following wavelength regions can be studied with telescopes on the ground? A) radio, visible, and very limited portions of the infrared and ultraviolet regions B) all light with wavelengths longer than ultraviolet wavelengths C) all

Ixchelt burns her tongue when she takes a sip of hot coffee from her mug. Which part of this example represents heat?

47) In which type of economic system does the consumer have the fewest options? A) capitalism B) communism C) socialism D) mixed

What type of energy is formed when chemical bonds are broken? A. Chemical energy B. Thermal energy C. Radiant energy D. Light energy

The liquid contained in batteries that conducts electric charge is called the: solution, electrolyte, suspension, colloid

Someone jumped from a high altitude at 31,000m above the earth. he freefalled for 4 min and 36 secs with top speed of 988 mph

What does the law of reflection mean?

Compared with the peak wavelength given off by the sun, what is the peak wavelength given off by a hotter star? A.) shorter in wavelength and higher in energy B.) shorter in wavelength and lower in energy C.