Your car gets 34.7 mi/gal on a trip. How many km/L did it get? (3.79 L = 1 gal; 1 mi = 1.61 km) L stands for liters. 9.16 km/L 32.4 km/L 55.9 km/L 14.7 km/L
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- How many cubic centimeters (cm3) are in one cubic meter (m3)?A. On the average, what volume of blood, in liters, does the heart pump during each beat? B. On the average, what volume of blood, in cubic centimeters, does the heart pump during each beat?1%A9 li. t LTET 4G+ Vol) O A X O U 9:-7 Second H.W.pdf 1. Draw and label the vector with these components. Then determine the magnitude and angle of the vector. a- Az = 3 ,A, = -2 b- B, = -2 ,B, = 2 2. What is the speed of horse in meter per second that runs a distance of 1.2 miles in 2.4 minutes? 3. A car moving along X- axis according on the function: X (t) = 2 t2 + 5t +7 on [1,2] Find: a- The average velocity. b- The acceleration at 3s. 4. Julie is walking around a track at a 2m/s for some exercise. She then decides to start jogging so she accelerates at a rate of 0.5m/s? for 3 seconds. How far did Julie travel from the time she started to accelerate to the end of the 3 seconds? 5. Ralph uses a 2000 to do this. force to push his car along a road for 1000 m. It takes him500 s a- Calculate the amount of work that Ralph did on the car. b- Calculate the amount of power that he generated. II
- 2. A certain fuel-efficient hybrid car gets gasoline mileage of 55.0mpg (miles per gallon). a. If you are driving this car in Europe and want to compare its mileage with that of other European cars, express this mileage in km/L. b. If this car's gas tank holds 45 L, how many tanks of will you use to drive 1500 km?A water tank is filled to its 59×103-L capacity. a. What is the tank's volume in cubic millimeters? b.What is the mass of the water in milligrams? c.If you drank eight average-sized glasses of water a day, how long would the water in the tank last? Assume that 8 averaged sized glasses is approximately 5.0 L1. Based on the values provided, complete the following table. Test Weight H1 H2 P.E. (initial) P.E. (final) Loss in P.E. No (N) (cm) (cm) (J) (J) (J) 1 1.4 42.5 2 1.6 65 43.8 1.8 65 45.0 4 2.0 65 47.4 2.2 65 49.7
- ompletion Status: O A Moving to another question will save this response. uestion 10 A piece has mass of 57.41 g and volume of 36.2 cm3. The density of the piece in kilogram per cubic meter is: a. 1.585 x 104 kg/m3 O b.1.585 kg/m3 O C. 1.585 x 103 kg/m3 O d. 1.585 x 102 kg/m3 A Moving to another question will save this response. pT:1Ea. My height is 5'3 inches. What is my height in meters? b. My height is 5'3 inches. What is my height in centimeters? c. My mass in kilograms is 48. What is my mass in grams? d. What is the mass of 3 L of water? e. How many seconds are in one day? f. What is the density in grams per cubic centimeter of a rock that has a mass of 1 kg and a volume of 280 cm?d. What is the mass of 3 L of water? e. How many seconds are in one day? f. What is the density in grams per cubic centimeter of a rock that has a mass of 1 kg and a volume of 280 cm?
- The most powerful engine available for the classic 1963 Chevrolet Corvette Sting Ray developed 360 horsepower and had a displacement of 327 cubic inches. Express this displacement in liters (L) by using only the conversions 1 liter= 1000 cu. cm and 1 in. = 2.54 cm. * 4.36 L 5.36 L 6.36 L O 7.36 LAn object’s average density ρ is defined as the ratio of its mass to its volume: ρ = M/V. The earth’s mass is 5.94 x 1024 kg, and its volume is 1.08 x 1012 km3. What is the earth’s average density?A. 5.50 x 103 kg/m3 B. 5.50 x 106 kg/m3C. 5.50 x 109 kg/m3 D. 5.50 x 1012 kg/m3A light-year (ly) is the distance light travels in one year (at speed of 2.998 ×× 108 m/sm/s ). An astronomical unit (AU) is the average distance from the Sun to Earth, 1.50 ×× 108 kmkm.1 yearyear = 3.156 ×× 107 ss. a. How many meters are there in 6.50 lyly ? Express your answer using three significant figures. b. How many AUAU are there in 6.50 lyly light-year? Express your answer using three significant figures.