Chemistry, 11.03.2021 01:00 davidebner2248
What happens to the length of shadows as noon approaches on a sunny day?
A. Shadows get shorter as noon approaches.
B. Shadows may get longer or shorter depending on the season.
C. Shadows disappear before noon every day.
D. Shadows get longer as noon approaches.
Answers: 1
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Which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology
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Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset
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Chemistry, 22.06.2019 12:30
Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.
Answers: 3
What happens to the length of shadows as noon approaches on a sunny day?
A. Shadows get shorter as...
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