Which of the following measurements is most precise? (a) 5.00 mm (b) 5.00 cm (c) 5.00 m (d) 5.00 km.

7. A cylinder ħas á radius of 4.6 ± 0.4 cm and a height of 5.36 ± 0.3 cm. (a) Find the volume of this cylinder and its uncertainty in cubic centimeters. (Hint: The formula for the volume of a cylinder is V = TT r2 h.) (b) Find the % uncertainty for r, h and V. (c) Find the volume of this cylinder in cubic meters. 2 3 4 r with the appropriate ing water, heated by heat. Beakers 1 and 2 of water. The height of of the flame under ine the change in

(a) What Is the area and uncertainty in area of one side of a rectangular plastic brick that has a length of (21.4 + 0.4) cm and a width of (9.8 0.1) cm? (Give your answers in cm².) 209.72 X 6.06 x) cm² (b) What If? If the thickness of the brick is (1.2 ± 0.1) cm, what is the volume of the brick and the uncertainty in this volume? (Give your answers in cm³.) 1.73 X 0.432 x) cm³

Physics Question: A bottle of wine known as a magnum contains a volume of 1.5 liters. A bottle known as a jeroboam contains 0.792 U.S. gallons. How many magnums are there in one jeroboam?

Since 0.254 m = 25.4 cm = 254 mm, we could conclude that unit conversions within the metric units of length can be accomplished by simply shifting the ______ the appropriate number of places.

Q1) A) Find the answers to the following problems using the rule of Significant Figures a) (10.4168) m – (6.0) m b) (1.31) cm x (2.3) cm c) (5.7621) m / (6.201) m d) (2.5000) m + (32.85) m      B) Represent each answer above in the scientific notation

Multiply and take into account the significant figures

(a) A pyramid has a height of 462 ft and its base covers an area of 12.0 acres (see figure below). The volume of a pyramid is given by the expression covers V = Bh, 3 where B is the area of the base and h is the height. Find the volume of this pyramid in cubic meters. (1 acre = ! 1 A FI 2.27e6 Enter a number. (b) What If? If the height of the pyramid were increased to 520 ft and the height to base area ratio of the pyramid were kept constant, by what percentage would the volume of the pyramid increase? % m³ N 2 Q F2 W S X # www 3 20 F3 E D $ 4 C @ 000 DOD F4 R F % 5 V F5 T G MacBook Air 6 F6 Y B & SN 7 H 8 F7 U :43,560 ft²) N +00 * 8 J DII FB 1 ( 9 M K FO O O < ge A F10 P : I + { OUR TEACHER [ F12 11 delete

Estimate the order of magnitude of the length, in meters, of each of the following.

A student added recorded measurements of 8.0 cm, 8.01 cm and 9.00 cm. (a) How many significant figures are in each value? (b) How should he report his result using the correct number of significant figures?