1. What phases of the moon would someone on Earth see when the moon is at position A?
A) new moon
B) full moon
C) first quarter
D) third quarter
Answer:
A) new moon
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2. What phases of the moon would someone on Earth see when the moon is at position C?
A) full moon
B) first quarter
C) third quarter
D) new moon
Answer:
B) first quarter
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3. What kind of tide (spring or neap) will occur when the moon is at position D?
A) neap
B) spring
Answer:
B) spring
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4. What kind of tide (spring or neap) will occur when the moon is at position F?
A) spring
B) neap
Answer:
B) neap
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Density=mass/volume so once you find the mass and volume of a substance you can then calculate the density
On the inside of the refrigerator door are NOT required Permanent safety markings
<u>Explanation:</u>
Normally in red color the Permanent safety markings arre done. That are wanted on household refrigerators that accept any refrigerant with an A3 flammability grade such as HCs, on or near any evaporators, any exposed refrigerant tubing, near the machine compartment, and on the exterior of the refrigerator.
Each of these markings shall be in words no short than 6.4 mm (1/4 inch) long. Room residents should remove the place quickly regarding the unexpected release of this refrigerant. "DANGER—Risk of Fire or Explosion. Flammable Refrigerant Used. To Be Repaired Only By Trained Service Personnel. Do Not Puncture Refrigerant Tubing.” is the quote to be marked in the above specified places.
Answer:
a
The answer is shown on the first uploaded image
b
Explanation:
The explanation is shown on the second and third uploaded image
For the answer to the question above, since the process is carried out at constant pressure,
<span>work = P (V1-V2) </span>
<span>= 1.3 E5 (6-12) = -7.8 E5 N.m (in this case the work is made by the system, so it is negative if work made on the system then it should be positive)</span>