Units & Measurement
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Q. If a length is measured as 2.5 m, how many centimeters is that?
Q. If a length is measured as 2.5 m, how many millimeters is that?
Q. If a length is measured as 2.5 m, what is this length in millimeters?
Q. If a length is measured as 25.0 cm, what is the uncertainty in this measurement?
Q. If a length is measured as 250 m with an error of 5 m, what is the absolute error?
Q. If a length is measured as 30.0 cm with an uncertainty of ±0.2 cm, what is the maximum possible error?
Q. If a mass is measured as 75 kg with an error of 0.5 kg, what is the minimum possible mass?
Q. If a measurement is recorded as 0.004560, how many significant figures does it have?
Q. If a measurement is recorded as 0.00780 m, how many significant figures does it have?
Q. If a measurement is recorded as 0.00780, how many significant figures does it contain?
Q. If a measurement is recorded as 0.007890, how many significant figures does it have?
Q. If a measurement is recorded as 1500 m, how many significant figures does it have?
Q. If a measurement is recorded as 1500 with no decimal point, how many significant figures does it have?
Q. If a measurement of time is recorded as 15.0 s with an uncertainty of ±0.5 s, what is the total time range?
Q. If a temperature is recorded as 25°C with an error of ±0.5°C, what is the maximum possible temperature?
Q. If a temperature is recorded as 25°C with an error of ±0.5°C, what is the minimum temperature?
Q. If a thermometer reads 100°C with an error of ±0.5°C, what is the maximum possible temperature?
Q. If a volume is measured as 200 L with an error of 5 L, what is the range of possible volumes?
Q. If a weight is measured as 10 kg with a 0.2 kg error, what is the maximum possible true weight?
Q. If the area of a rectangle is calculated as 30 m² with an uncertainty of ±0.5 m², what is the relative error in the area measurement?
Q. If the area of a rectangle is calculated as 50 m² with a length of 10 m and an uncertainty of ±0.1 m in length, what is the uncertainty in the area?
Q. If the circumference of a circle is measured as 31.4 cm with an error of 0.2 cm, what is the percentage error?
Q. If the circumference of a circle is measured as 31.4 cm with an error of 0.2 cm, what is the radius?
Q. If the density of a substance is calculated as 8.0 g/cm³ with an uncertainty of ±0.2 g/cm³, what is the relative uncertainty?
Q. If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.1 g/cm³, what is the absolute error in the density?
Q. If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.2 g/cm³, what is the range of possible densities?
Q. If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.1 g/cm³, what is the fractional error in the density?
Q. If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.1 g/cm³, what is the relative uncertainty in the density?
Q. If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.2 g/cm³, what is the relative uncertainty in the density?
Q. If the density of a substance is measured as 8.0 g/cm³ with an uncertainty of ±0.2 g/cm³, what is the absolute error in the volume calculated from this density?
