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Alaira Po (alaira :3) · 23問 · 1年前

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Which of the following is the mathematical expression of Boyle’s Law?

𝑃1𝑉1 = 𝑃2𝑉2

Which is most likely to happen when a closed vessel filled with gas is shaken for 2 minutes?

the pressure inside the vessel increases

Boyle’s Law stated that pressure and volume of a gas are inversely related at constant temperature. If the volume of the gas increases, what will happen to the pressure?

decreases

Which of the following property of gas is held constant in Boyle’s law?

Temperature

The temperature in an inflated expandable balloon is increased. What happens to the pressure of the gas inside the balloon?

increases

Which of the following phenomena best illustrates Charles’ Law?

leavening agent causing the fluffiness of cake products

If the temperature of a gas is held constant, lowering the pressure would make the volume _________.

increases

What gas law explains the relationship among the volume, pressure, temperature, and the number of moles of gases?

Ideal Gas Law

Evolution is genetic change in ____________ that occurs over time.

a population

What type of evidence provides information about the genetic changes that have occurred in populations over time, supporting the theory of evolution

DNA sequencing and analysis

Which of the following lines of evidence provides direct physical evidence of past life forms and their evolutionary changes over time?

Fossil records

Which pairs of animals show a correct example of homologous structures?

Flipper of whale and forelimb of cat

You have learned in your Science class that fossils can be found in various locations around the world, depending on the geological history of the area. Where can most of the fossils are found?

Sedimentary rocks

What type of dating method predicts the age of fossil based on the layers of rocks

Relative dating

What is the theory of Natural Selection?

It explains the ability of organism to adapt and change for survival

The bones of a human arm are homologous to structures in all the following except a ____________.

frog forelimb

Which of the following era in geologic time scale represents the longest time period?

Pre- Cambrian

★ science

★ science

23問 • 1年前

Alaira Po (alaira :3) · 24問 · 1年前

🐚 ୭ ₊ esp reviewer ˚. ᵎᵎ 🌊

🐚 ୭ ₊ esp reviewer ˚. ᵎᵎ 🌊

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Alaira Po (alaira :3) · 18問 · 1年前

ap !! (⁠╯⁠︵⁠╰⁠,⁠)

ap !! (⁠╯⁠︵⁠╰⁠,⁠)

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