ACT Prep - Science

Read the following paragraph:

From Salad to Symphony

Though they can often be see lugging bags stuffed with fresh vegetables home from Beijing markets, brothers Nan Weidong and Nan Weiping are not chefs - they are musicians. Their instrument of choice is considered rather unusual: a pan pipe fashioned from carrots, an ocarina created from a sweet potato, other brightly colored vegetables.

Which choice best maintains the pattern established in the sentence's two previous examples?

• vegetable instruments of all shapes and sizes.

• a flute made from a bamboo shoot.

• a certain type of root vegetable.

• NO CHANGE

What impact do the amounts of available energy, water, and oxygen have on an ecosystem?

• They are used as nutrients by living organisms.

• They recycle the residue of dead organisms.

• They control the environment's energy source.

• They act as limiting factors on the organisms.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

For what value of a would the following system of equations have an infinite number of solutions?

2x − y = 8 6x − 3y = 4a

• 2

• 6

• 18

• 24

• 32

Use the Science Passage to answer the following:

Which of the following best describes how the 2 scientists explain how craters are removed from Europa’s surface?

• Scientist 1:Sublimation

  Scientist 2: Filled in by water

• Scientist 1: Filled in by water

  Scientist 2: Sublimation

• Scientist 1: Worn smooth by wind

  Scientist 2: Sublimation

• Scientist 1: Worn smooth by wind

  Scientist 2: Filled in by water

Tags

NGSS.MS-ESS2-2

What term describes all of the members of a species of mockingbirds that live in the same area of Tampa?

• a biome

• a population

• a community

• an ecosystem

Which of the following is NOT something you should do when first reading the passage?

• Briefly glance at tables and graphs

• Examine diagrams or schematics

• Glance at questions to see what to find

• Skim introductory paragraphs for main ideas

Which of the following best describes how the chemical energy travels up the food pyramid?

• Chemical energy is used by each of the organisms in the food pyramid, resulting in less energy as it moves up the pyramid.

• Chemical energy is made by each of the organisms in the food pyramid, resulting in more energy as it moves up the pyramid.

• Chemical energy is not needed by the organisms in the food pyramid, resulting in equal amounts of energy throughout the food pyramid.

• Chemical energy is used by producers but created by consumers, resulting in fluctuations in the amounts of energy throughout the food pyramid.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Guessing on the ACT test is strongly discouraged.

• True
• False

It is suggested that you spend an average of _____ minutes total per passage and items.

• 4-7

• 5-8

• 8-11

• 6-9

Read the following sentence:

It was nineteen kilometers long greatly expanded and surrounded the city of Rome as well as a small section of the Tiber's west bank.

Which of the following placements for the underlined portion makes it most clear that it was Rome that has expanded?

• After the words surrounded the

• After the word Rome

• After the words of the

• Where it is now