MCAS Review quiz

How long does it take the Earth to rotate on its axis

• 1 day

• 1 week

• 1 month

• 1 year

Why is it generally warmer near the equator than it is near the poles?

• the equator receives more direct sunlight

• the poles receive more direct sunlight

• the equator is closer to the sun

• the poles are closer to the sun

Which type of eclipse occurs when the Moon comes directly between Earth and the Sun?

• Lunar eclipse

• Solar eclipse

Tides are caused mainly by what?

• Moon’s gravitational pull

• Sun’s gravitational pull

• Earth’s gravitational pull

The diagram shows the locations and relative sizes of several galaxies.

A student is asked to show the location of Earth’s solar system on the diagram. Where should the student draw Earth’s solar system on the diagram?

• within the Milky Way galaxy

• • within the Sagittarius Dwarf galaxy

• • between the Milky Way galaxy and the Boötes Dwarf galaxy

• • between the Sagittarius Dwarf galaxy and the Large Magellanic Cloud galaxy

As an apple falls from a tree, the apple’s potential energy and kinetic energy change. The diagram shows the apple at two positions, T and G. At position T, the apple is about to fall. At position G, the apple is about to hit the ground. 

Which graph shows the apple’s potential energy and kinetic energy at positions T and G?

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The chemical formula for urea is CH₄N₂O. Which model represents a molecule of urea?

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The dark-shaded areas of the map show where fossils of Cynognathus, an extinct land reptile, were found on two continents.

Based on the map, identify two pieces of evidence that support the claim that the two continents were once part of one large landmass. Explain how each piece of evidence supports the claim.

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Two children from the same parents have different eye colors. One child has blue eyes, and the other has brown eyes.

Select from the drop-down menu to correctly complete the sentence. 

Each child has a different eye color because each inherited ________________

• A different number of genes

• A different number of chromosomes

• Chromosomes that produce different types of fat

• genes that cause different proteins to be produced

Which of the following is the best example of thermal energy being transferred primarily through conduction?

• when sunlight reflects off a lake

• when magma touches surrounding rock

• when warm air currents move over an air mass

• when warm water near the equator flows north