On a production line, a worker drills a hole in wooden boards. Which ensures the fewest errors?

using a fixture to hold the boards as the holes are drilled

Which of the following best represents the relationships of galaxies, stars, and the universe?

Stars inside galaxies inside the universe.

Which of the following cases would best protect the eggs a scientist collects on an island?

a hard metal case with flexible foam lining

Which of the following best explains why a comet moves more quickly when closer to the Sun?

The gravitational pull on the comet increases.

Which of the following has changed over the last 200 years primarily due to human activity?

the composition of the atmosphere

Which of the following statements best describes why sweating helps a person feel cool?

Heat is absorbed by sweat when it evaporates.

Which of the following best describes the physical feature represented by this contour map?

a hill with slopes that vary in steepness

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Most Carefully Acquired Science (MCAS) 3

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Based on Massachusetts standardized test. #middleschool #science #massachusetts

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Questions 10

Answers

1
On a production line, a worker drills a hole in wooden boards. Which ensures the fewest errors?
placing the parts on a conveyor belt to keep moving quickly
using a fixture to hold the boards as the holes are drilled
inspecting boards after they are attached to each other
installing equipment to protect workers from debris
2
Which of the following best represents the relationships of galaxies, stars, and the universe?
Stars inside the universe inside galaxies.
Universe inside stars inside galaxies.
Stars inside galaxies inside the universe.
Galaxies inside stars inside the universe.
3
Which of the following cases would best protect the eggs a scientist collects on an island?
a hard metal case with flexible foam lining
a lightweight wooden case with strong aluminum lining
a flexible metal case with smooth plastic lining
a strong wooden case with lightweight plastic lining
4
Which of the following best represents two different elements combining to form a compound?
z + zx = zxz
x + x = xx
x + z = xz
z + zz = zzz
5
Which of the following best explains why a comet moves more quickly when closer to the Sun?
The temperature of the comet increases.
The gravitational pull on the comet increases.
The frictional force on the comet increases.
The mass of the comet increases.
6
Which part of a plant cell has a function most similar to the function of an animal skeleton?
cell wall
cell membrane
chloroplast
nucleus
7
Which of the following has changed over the last 200 years primarily due to human activity?
the frequency of earthquakes
the composition of the atmosphere
Earth’s magnetic field
Earth’s tectonic plate activity
8
If all the trees were cut down, the energy supply of which population would be most affected?
grasshopper
oriole
rabbit
aphid
9
Which of the following statements best describes why sweating helps a person feel cool?
Heat is absorbed by the body when sweat evaporates.
Heat is absorbed by sweat when it evaporates.
The temp. of water in a body goes up when sweat evaporates.
The temp. of water in sweat goes down when it evaporates.
10
Which of the following best describes the physical feature represented by this contour map?
a valley with two gently sloping sides
a hill with slopes that vary in steepness
a flood plain with creeks and streams
a series of rivers flowing in concentric circles

Most Carefully Acquired Science (MCAS) 3 Flashcards | StudBud