Are you smart enough to be a US Marine?

1. How does salt help to melt ice on the roads?

  • It heats up and burns through the ice.
  • It chemically destroys the water molecules.
  • It lowers the temperature at which water freezes.
  • The taste attracts animals, raising the air temperature around the road.

2. "Legible" most nearly means:

  • Available
  • Moveable
  • Malleable
  • Readable

3. 1 in 9 people in a town of 810 vote for A. Everyone else votes for B. How many vote for B?

  • 10
  • 90
  • 720
  • 910

4. The circuit shown contains a battery and 2 light bulbs. If one bulb burns out, the other will...

  • No longer burn
  • Continue to burn
  • Flicker on and off
  • Burn more brightly

5. Shock absorbers on a car connect the axle to the...

  • Wheel
  • Chassis
  • Drive shaft
  • Exhaust pipe

6. Where does combustion take place?

  • 3
  • 4
  • 5
  • 6

7. Gregarious most nearly means:

  • Sociable.
  • Shy.
  • Angry.
  • Introverted.

8. Which handsaw should be used to make a rough cut with the grain in a thick board?

  • Rip saw
  • Backsaw
  • Coping saw
  • Crosscut saw

9. Why does the intake valve open on this pump when the piston goes down?

  • Air pressure at X is less than air pressure at Y
  • Air pressure at Z is less than air pressure at X
  • Air pressure at X is greater than air pressure at Y
  • Air pressure at Y is greater than air pressure at Z

10. Air is less dense than water because

  • It is lighter
  • Its molecules are further apart
  • Its molecules are closer together
  • It moves more quickly and easily

11. The volume of the brick is:

  • 15
  • 36
  • 44
  • 96

12. Which of the following is measured using an ohmmeter?

  • Voltage
  • Resistance
  • Inductance
  • Capacitance

13. Extending the reach of this crane will shift its:

  • Total weight.
  • Allowable speed.
  • Center of gravity.
  • Center of buoyancy.

14. In which direction does friction act on this skier?

  • A.
  • B.
  • C.
  • D.

15. Incipient most nearly means...

  • Powerless
  • Ignorant
  • Beginning
  • Out of place

16. A triangle's base measures 12cm and its height is also 12cm. What is its area?

  • 24cm squared
  • 48cm squared
  • 72cm squared
  • 144cm squared

17. "Antagonize" most closely means:

  • Adore
  • Provoke
  • Argument
  • Embarrass

18. If a car tire rotates 552 times per minute, how many times will the tire rotate in a half hour?

  • 6,052
  • 5,552
  • 16,560
  • 17,890

19. 100 degrees Celsius is equal to:

  • 32 degrees Fahrenheit
  • 108 degrees Fahrenheit
  • 212 degrees Fahrenheit
  • 72 degrees Fahrenheit

CORRECT!

INCORRECT!

CORRECT!

This is why most winters, in snowy locations, the roads and walkways are covered with salt.

INCORRECT!

The correct answer is:

It lowers the temperature at which water freezes.
This is why most winters, in snowy locations, the roads and walkways are covered with salt.

1. How does salt help to melt ice on the roads?

  • It heats up and burns through the ice.
  • It chemically destroys the water molecules.
  • It lowers the temperature at which water freezes.
  • The taste attracts animals, raising the air temperature around the road.

CORRECT!

INCORRECT!

CORRECT!

Likewise, illegible means 'unreadable'.

INCORRECT!

The correct answer is:

Readable
Likewise, illegible means 'unreadable'.

2. "Legible" most nearly means:

  • Available
  • Moveable
  • Malleable
  • Readable

CORRECT!

INCORRECT!

CORRECT!

Divide 810 by 9 (which is 90), and subtract 90 from 810 to get 720.

INCORRECT!

The correct answer is:

720
Divide 810 by 9 (which is 90), and subtract 90 from 810 to get 720.

3. 1 in 9 people in a town of 810 vote for A. Everyone else votes for B. How many vote for B?

  • 10
  • 90
  • 720
  • 910

CORRECT!

INCORRECT!

CORRECT!

The circuit connects the two batteries, and if one bulb burns out, it breaks the circuit.

INCORRECT!

The correct answer is:

No longer burn
The circuit connects the two batteries, and if one bulb burns out, it breaks the circuit.

4. The circuit shown contains a battery and 2 light bulbs. If one bulb burns out, the other will...

  • No longer burn
  • Continue to burn
  • Flicker on and off
  • Burn more brightly

CORRECT!

INCORRECT!

CORRECT!

The chassis is the frame of the car plus all the "running gear."

INCORRECT!

The correct answer is:

Chassis
The chassis is the frame of the car plus all the "running gear."

5. Shock absorbers on a car connect the axle to the...

  • Wheel
  • Chassis
  • Drive shaft
  • Exhaust pipe

CORRECT!

INCORRECT!

CORRECT!

Combustion (the ignition of the fuel-air mixture) occurs in the engine's piston cylinders.

INCORRECT!

The correct answer is:

6
Combustion (the ignition of the fuel-air mixture) occurs in the engine's piston cylinders.

6. Where does combustion take place?

  • 3
  • 4
  • 5
  • 6

CORRECT!

INCORRECT!

CORRECT!

Gregarious can also be defined as "fond of company."

INCORRECT!

The correct answer is:

Sociable.
Gregarious can also be defined as "fond of company."

7. Gregarious most nearly means:

  • Sociable.
  • Shy.
  • Angry.
  • Introverted.

CORRECT!

INCORRECT!

CORRECT!

A rip saw is designed to make a rip cut, which separates the wood along the grain.

INCORRECT!

The correct answer is:

Rip saw
A rip saw is designed to make a rip cut, which separates the wood along the grain.

8. Which handsaw should be used to make a rough cut with the grain in a thick board?

  • Rip saw
  • Backsaw
  • Coping saw
  • Crosscut saw

CORRECT!

INCORRECT!

CORRECT!

Air flows from high to low pressure.

INCORRECT!

The correct answer is:

Air pressure at X is greater than air pressure at Y
Air flows from high to low pressure.

9. Why does the intake valve open on this pump when the piston goes down?

  • Air pressure at X is less than air pressure at Y
  • Air pressure at Z is less than air pressure at X
  • Air pressure at X is greater than air pressure at Y
  • Air pressure at Y is greater than air pressure at Z

CORRECT!

INCORRECT!

CORRECT!

The three states of matter are dependent on the density of their molecules.

INCORRECT!

The correct answer is:

Its molecules are further apart
The three states of matter are dependent on the density of their molecules.

10. Air is less dense than water because

  • It is lighter
  • Its molecules are further apart
  • Its molecules are closer together
  • It moves more quickly and easily

CORRECT!

INCORRECT!

CORRECT!

Volume = length x width x height

INCORRECT!

The correct answer is:

96
Volume = length x width x height

11. The volume of the brick is:

  • 15
  • 36
  • 44
  • 96

CORRECT!

INCORRECT!

CORRECT!

An ohmmeter measures electrical resistance, the opposition to an electric current.

INCORRECT!

The correct answer is:

Resistance
An ohmmeter measures electrical resistance, the opposition to an electric current.

12. Which of the following is measured using an ohmmeter?

  • Voltage
  • Resistance
  • Inductance
  • Capacitance

CORRECT!

INCORRECT!

CORRECT!

Extending the reach of the crane - the length of its lifting arm - will affect its balance by affecting its center of gravity.

INCORRECT!

The correct answer is:

Center of gravity.
Extending the reach of the crane - the length of its lifting arm - will affect its balance by affecting its center of gravity.

13. Extending the reach of this crane will shift its:

  • Total weight.
  • Allowable speed.
  • Center of gravity.
  • Center of buoyancy.

CORRECT!

INCORRECT!

CORRECT!

Friction is caused by the resistance provided by the ground to the skier. The skier is moving downhill, so the direction of friction is uphill.

INCORRECT!

The correct answer is:

D.
Friction is caused by the resistance provided by the ground to the skier. The skier is moving downhill, so the direction of friction is uphill.

14. In which direction does friction act on this skier?

  • A.
  • B.
  • C.
  • D.

CORRECT!

INCORRECT!

CORRECT!

Incipient means "in an initial stage."

INCORRECT!

The correct answer is:

Beginning
Incipient means "in an initial stage."

15. Incipient most nearly means...

  • Powerless
  • Ignorant
  • Beginning
  • Out of place

CORRECT!

INCORRECT!

CORRECT!

To find the area of a triangle multiplied the base by the height (12x12). Then divide this answer (144) by 2.

INCORRECT!

The correct answer is:

72cm squared
To find the area of a triangle multiplied the base by the height (12x12). Then divide this answer (144) by 2.

16. A triangle's base measures 12cm and its height is also 12cm. What is its area?

  • 24cm squared
  • 48cm squared
  • 72cm squared
  • 144cm squared

CORRECT!

INCORRECT!

CORRECT!

Antagonize means "cause (someone) to become hostile," so its meaning most closely resembles the meaning of the word "provoke."

INCORRECT!

The correct answer is:

Provoke
Antagonize means "cause (someone) to become hostile," so its meaning most closely resembles the meaning of the word "provoke."

17. "Antagonize" most closely means:

  • Adore
  • Provoke
  • Argument
  • Embarrass

CORRECT!

INCORRECT!

CORRECT!

There are 60 minutes in an hour, and thus 30 minutes in a half-hour. Therefore, 552 x 30 = 16,560.

INCORRECT!

The correct answer is:

16,560
There are 60 minutes in an hour, and thus 30 minutes in a half-hour. Therefore, 552 x 30 = 16,560.

18. If a car tire rotates 552 times per minute, how many times will the tire rotate in a half hour?

  • 6,052
  • 5,552
  • 16,560
  • 17,890

CORRECT!

INCORRECT!

CORRECT!

100 degrees Celsius is boiling point, which is 212 degrees Fahrenheit.

INCORRECT!

The correct answer is:

212 degrees Fahrenheit
100 degrees Celsius is boiling point, which is 212 degrees Fahrenheit.

19. 100 degrees Celsius is equal to:

  • 32 degrees Fahrenheit
  • 108 degrees Fahrenheit
  • 212 degrees Fahrenheit
  • 72 degrees Fahrenheit

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