Consider a situation where two moving objects collide, stick to each other, and move off together.Linear momentum is definitely conserved
a. True
b. False
Indicate whether the statement is true or false
True
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Which planet experiences the greatest change between its actual day temperature and actual night temperature?
A) Mercury B) Venus C) Earth D) Mars
Even though Titan has liquid methane on its surface, some internal heat, and plenty of carbon-containing compounds, it is not a suitable place for life because
A) Titan orbits within Saturn's radiation belt so its surface is completely sterilized by high-energy particles B) there is too much volcanic activity on the surface C) it has no ozone layer to protect the surface from harmful UV rays from the Sun D) it is far too cold, and methane is not a very good biological solvent
Briefly describe the order of creation of normal matter in the Big Bang
What will be an ideal response?
When a proton and an antiproton collide
a. they destroy each other and produce energy in the form of gamma rays. b. one of the protons is converted to a neutron and they form a nucleus consisting of one proton and one neutron. c. one of the protons is converted to an electron and they form a hydrogen atom. d. one proton is converted to a neutron and the other is converted to an electron. e. A proton and an antiproton cannot collide because the Coulomb barrier is too great.