Uranium-235 and plutonium-239 are used in nuclear reactors because of their 1. ability to undergo fission 2. ability to undergo fusion 3. inability to absorb neutrons 4. inability to release neutrons

A welding torch produces a flame by burning acetylene fuel in the presence of oxygen the energy released from the acetylene fuel is then used to melt a metal which energy transformation happens during this process

How long does it usually take for a rock to undergo a stage within the rock cycle

The difenition for glands

Which molecule is considered a base in the Lewis model, but not in the Brønsted-Lowry or Arrhenius model? PO43 - NaOH NH3 Na2S

True or false: Pollen contains the male gamete of the plant

During what phase of the moon can a lunar eclipse occur? A) new moon B) first quarter C) waxing gibbous D) full moon

All bodies of water make up a earth's A. atmosphere B. asthenosphere C. hydrosphere D. lithosphere

Which characteristic provides clues to how igneous rocks were formes? A textures B color C luster D streaks

If your heart beats an average of 68 times per minute, how many times will your heart beat in an hour? In a day? In a week? Show all work

The gas described in parts a and b has a mass of 1.66 g. the sample is most likely which monatomic gas?