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- If a marathon runner averages 9.5 mi/h, how long does it take him or her to run a 26.22-mi marathon?Give the fbm of the following quantities of wood: a. 800 lineal ft of 3⁄4 x 8 in.b. 15 pieces of 2 × 4 from 12 ft 0 in. to 12 ft 11 in. in lengthc. one post 10 ft long, 14 × 14 in. in cross sectionmass 9. Density = volume' Gasoline has a density of about 0.66 grams per cubic %3D centimeter. To the nearest kilogram, what is the mass of a container of gasoline that measures 30 centimeters by 30 centimeters by 30 centimeters deep? onsupse bsmrbhA136t edimsn .c B 59 O40 18
- 1. By throwing a stone in a well, how would you know how deep it is?Which one of the following quantities has the dimensions of ML^2 /T^2 Select one: O a. mrv O b. mv O c. mv^2/r O d. mv^2The density (p) of the atmosphere as a function of altitude (A) can be approximated by the model shown in the graph. What are the units of the constant 1.225? O A. dimensionless O B. kg m^3 OC. kg/m^3 O D. m^2/kg p= 1.225 e0.0001 A O E. m OF. kg O G. m^3/kg O H. kg/m^2 Altitude (A) (m] Density (p) [kg/m®]
- 6) Human "density" is about 0.98 g/mL. How would you measure your volume? Brieflydescribe.The playing area of a soccer field meaures 125 m by 85 m Question A: What is the area of the field in m^2 ? Question B: What is the area of the field in cm^2 ? Please give answers for both question A and B5) What is the radius of a sphere that has a density 5000 kg/m3 and a mass 6.00 kg?
- 9) A rectangular box is h = 5.5 inches in height, w = 30.5 cm wide, and L = 0.35 yards long. What is the volume of the box in cubic feet?2) Density of Water: In ft-lbs: Density = 62.4 ft-lbs (gravity is already incorporated). Metric: Density = 1000 kg/m^3 (gravity is not incorporated). So for Force = m * a = (Density*V) * g where g = 9.8 m/s^2 where mass = density(water)* Volume(space) A swimming pool has the shape of a box with a base that measures 28m by 13m and a depth of 3.5m. How much work is required to pump the water out of the pool when it is full? Use 1000 kg/m^3 for dennsity of water Step 1: draw a figure and slice it. Step 2: Find volume, mg, and then Force Step 3: Find Work1. Consider a physical constant we will call B that has units of Joules per Amp. If the dimensions of this constant are expressed as [A]ª[T]° [M]°[L]d then what are the values of a, b, c, and d?