TCAP Review Day

Researchers unearthed two fossils they named Fossil 1 and Fossil 2 from a region of rock. Which evidence best

indicates that Fossil 1 is older than Fossil 2?

• Fossil 1 was found closer to the surface than Fossil 2.

• Fossil 1 was discovered in a deeper layer than Fossil 2.

• Fossil 1 was discovered beneath several other fossils.

• Fossil 1 was found by itself instead of with many other fossils.

A triple beam balance is used to measure

• volume

• weight

• mass

• length

Which of these lists the approximate percentages of substances in the atmosphere of Earth from least to greatest

amounts?

• 1%nitrogen, 21%oxygen, 78%carbon dioxide

• 1%carbon dioxide, 21%water vapor, 78%hydrogen

• 1%oxygen, 21%argon, 78%hydrogen

• 1%argon, 21%oxygen, 78%nitrogen

Which physiological adaptation best helps some mammals ensure their survival during cold winter months?

• high metabolism

• ability to hibernate

• long tails for balance

• dark fur coloration

A student makes some yogurt. The yogurt tastes sour. The yogurt is most likely in which pH range?

• between 4 and 6

• between 7 and 8

• between 9 and 11

• between 11 and 13

Which of these is a result of all chemical reactions?

• A gas is produced.

• A new substance forms.

• Heat is released into the environment.

• One of the reactants changes colors.

An asteroid belt orbits the sun between the orbital paths of Mars and Jupiter. What force holds the asteroids in orbit?

• electrical

• gravitational

• magnetic

• nuclear

What is a difference between the magnetic field of Earth and a bar magnet?

• The magnetic field of Earth causes magnetic molecules to reorient.

• The magnetic field of Earth reverses polarity over time.

• The magnetic field of Earth has magnetic field lines from pole to pole.

• The magnetic field of Earth has two opposing magnetic poles.

Zebra mussels are an invasive species of the Tennessee River. They rapidly consume large numbers of phytoplankton

and zooplankton. Larger fish such as trout and herring usually feed on zooplankton and small fish. Which of these

describes a change that will most likely occur soon after zebra mussels become established in the Tennessee River

ecosystem?

• The zebra mussels will decrease in number.

• The large fish in the lakes will increase in number.

• The plankton and small fish will decrease in number.

• The available food sources for large fish will increase in number.

Which of these allows scientists to estimate the relative age of fossils found in exposed sedimentary rock?

• size of fossils

• depth of fossils

• color of fossils

• abundance of fossils