Overview
https://m.youtube.com/watch?v=5iXyyQBGl-Y
above is the lab for questions
Below is lab
Fill Out the Blanks:
Table 1. Seven base units in the SI system of measurements.
Base Quantity | Base Unit |
Length | |
Time | |
mole | |
Electric current | |
kelvin | |
Intensity of light | candela |
gram |
Critical Thinking Questions:
1. 3 kilometers (km) are equal to 3,000 meters (m). Then how many millimeters (mm) are equal to 3 km?
2. How many nanometers (nm) are in a meter (m)?
3. If a person’s shoe size is 8 inches, how many micrometers (mm) is it? Note: 1 inch equals 2.54 cm.
4. A paper clip weighs about 1 gram (g), which equals ____________ milligram (mg)?
5. If a person’s body weight is 120 pounds (lbs), how many grams (g) is it? Note: 1 pound equals approximately 0.45 kg.
6. 1 liter (l) equals ____________ milliliter (ml)?
7. The volume of solid objects is usually presented as the cube of a length measurement, such as cubic centimeter (cm3). 1 ml equals 1 cm3. If there is an object with the volume of 1 liter (l), what is the volume of the object in cubic meters (cm3)?
8. This July was the hottest month ever recorded on Earth. On July 6, the global average temperature rose to 63 °F, then how many degrees Celsius is it equal to? Note: To convert from the Fahrenheit to the Celsius scale, use the following equation:
°C = (°F - 32)/1.8
9. A derived unit is a unit of measurement derived from the seven SI base units and uses base units in a formula. How many derived units are there based on the video?
10. Area is a(n) ____________ unit.
11. What is an accepted unit?
12. Which of the following is an accepted unit?
A. ampere
B. kilogram
C. liter
D. mole
E. square meter
13. What is a prefix?
14. Which of the following prefix is the biggest?
A. deca
B. hecto
C. kilo
D. mega
E. nano