Question 1: Round 3.2765 to one decimal place.

Answer: 3.3

Question 2: Calculate the length of a specimen measured as 7.842 meters. Round your answer to one decimal place.

Answer: 7.8

Question 3: A thermometer reads 36.768°C. Round this temperature to one decimal place.

Answer: 36.8

Question 4: Convert 0.0456 liters to milliliters and round to one decimal place.

Answer: 45.6

Question 5: Plot the graph of y=2x for x values from 0 to 5 on the provided grid.

Answer: Students will plot points at (0,0), (1,2), (2,4), (3,6), (4,8), (5,10).

Question 6: Construct a triangle with sides approximately 4.76 cm, 5.34 cm, and 3.89 cm. Round each side length to one decimal place.

Answer: 4.8 cm, 5.3 cm, 3.9 cm

Question 7: A scientist records a measurement as 12.345 grams. Identify and correct the rounding mistake made if the measurement was rounded incorrectly to 12.4 grams.

Answer: Incorrect because 12.345 rounded to one decimal place should be 12.3 grams, not 12.4.

Question 8: A liquid volume is measured as 0.9998 liters. Round this to one decimal place.

Answer: 1.0

Question 9: Estimate the weight of an object measured at 0.0456 kg, rounded to one decimal place.

Answer: 0.0

Question 10: A measurement of 8.666 meters is taken. Round to one decimal place and explain why this is appropriate in scientific measurements.

Answer: The rounded value is 8.7 meters; rounding simplifies data while maintaining reasonable accuracy for scientific purposes.

Question 11: Identify and fix the error: The measurement 5.6789 cm was rounded to 5.7 cm, which is correct.

Answer: Incorrect because 5.6789 rounded to one decimal place is 5.7, so the statement is correct. No fix needed.