Unit Conversion
Unit conversion is a fundamental aspect of mathematics and science, allowing us to express quantities in different units of measurement. Whether converting between metric and imperial units or within the same system, such as converting meters to kilometers, mastering unit conversion is essential for accurate calculations in various fields. This skill is particularly important in physics, engineering, chemistry, and other scientific disciplines where precise measurements are crucial. Understanding the principles behind unit conversion not only facilitates clear communication but also ensures that data is interpreted correctly, leading to accurate analysis and informed decision-making.
Questions
- Your walk to school is a half a mile. Approximately how many feet is this?
- A murder suspect was found 200 miles from the crime scene 150 minutes after the time of death. Assuming he actually committed the murder, how fast (in miles per hour) would he have had to drive in his getaway car? Given this information, is he a realistic suspect?
- The density of brass is #8.89" g/cm"^3#. What is the density in kilograms per cubic meter?
- A block has a surface area of 0.14 cm2. What is its surface area in mm2?
- 7rad /sec, how will we convert it into rev/sec?
- How many miles per hour is 25.4 feet per second?
- What is the mass in kg of a person who weighs 185 pounds?
- Elemental mercury has #rho=13.6*g*mL^-1#. What is the density expressed in #kg*m^-3#?
- A German shepherd weighs 56.8 lb. How much does it weigh in kg?
- What is 75 miles per hour in kilometers per second?
- What are rates and unit rates?
- The movie star arrived at the studio in a limousine that was 1,800 centimeters long. What is that length in meters?
- Evaluate #(4.9×10−8) / (7.0×10−3)#. How do you express the answer in scientific notation?
- How do you express 12 km/L in miles/gal?
- A has a mass of 40 kg. What is the mass of the child in grams?
- How do you turn a percent into a decimal?
- How would you evaluate #(5.7×106 kg) × (6.3×10−2 m/s2)# and express the answer in scientific notation?
- If a car is travelling at 21.8 kilometers per hour, how fast is that in millimeters per second?
- A tire impression left in the mud at a crime scene was 8.7 inches wide. How many centimeters is that?
- A #3.70×106 kg# piece splits off an iceberg of mass of 5.96×107 kg. How do you calculate the mass of the remaining iceberg and express the answer in scientific notation?