CNC Machine Collision Quiz for 6th Grade Students
Instructions: Read each question carefully and select the BEST answer.
1. What does CNC stand for?
A) Computer Numerical Control
B) Cutting Numerical Computer
C) Computerized Navigation Center
D) Coordinated Numerical Calculation
2. A CNC machine collision might happen because of:
A) Incorrect machine color
B) Wrong coordinate values
C) Operator's shirt color
D) Machine's age
3. If a programmer enters the wrong tool dimensions, what could happen?
A) The machine will stop working completely
B) The machine might calculate incorrect tool paths
C) The machine will print an error message
D) Nothing will change
4. What is a "feed rate" in CNC machining?
A) The amount of food the machine needs
B) The speed at which a tool moves
C) How quickly workers eat lunch
D) The machine's cooling rate
5. Which of these is NOT a potential cause of CNC machine collisions?
A) Manual data input errors
B) Incorrect work offsets
C) Machine's paint color
D) Missing program blocks
6. Why are work coordinate systems important?
A) They help decorate the machine
B) They provide a reference point for the program
C) They make the machine look nice
D) They determine machine weight
7. A software bug in a CNC machine could potentially:
A) Cause unexpected machine behavior
B) Make the machine dance
C) Change the machine's color
D) Print random numbers
8. What happens if a program doesn't account for fixtures and clamps?
A) The machine will work perfectly
B) The tool might collide with clamps
C) The machine will sing a song
D) Nothing will change
9. Which skill is most important for preventing CNC machine collisions?
A) Knowing machine's favorite color
B) Precise coordinate and programming accuracy
C) Having a strong muscle
D) Wearing safety glasses
10. What is the primary risk of a CNC machine collision?
A) Machine might get scratched
B) Potential damage to machine, tools, or workpiece
C) Machine will stop working forever
D) Operator will get a timeout
Answer Key:
1. A
2. B
3. B
4. B
5. C
6. B
7. A
8. B
9. B
10. B
Scoring:
9-10 correct: CNC Expert!
7-8 correct: Great Understanding
5-6 correct: Good Start
0-4 correct: More Learning Needed
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