June 23 Quiz PS

SI Units Length meters (m) Volume milliters (mL) centimeters (cm3) Mass grams (g) Time seconds (s) Temperature Celsius (C) (K) Measurement Tools Tool What you are measuring Meter stick Length Triple Beam Balance Mass Thermometer Temperature How many meters in 12 kilometers? 120m 1,200m 12,000m 120,000m Convert 14,000,000 into its scientific notation. 1.4 x 10^6 1.4 x 10^7 1.4 x 10^-6 1.4 x 10^-7 According to the graph, which machine has the highest mechanical efficiency? Human Body Diesel Engine Pulley System Simple Lever Which of the following would not be a laboratory safety procedure? Cleaning up spills immediately Wearing safety goggles Eating in lab Keeping hair tied back