What makes the yardstick test a direct measurement of reaction time?
a.
the further the yardstick falls, the slower the reaction time.
b.
yardsticks have numerical markings for length.
c.
yardsticks are designed to measure reaction time.
d.
all of the above

The lower respiratory system includes the a. lungs. b. esophogus. c. larynx. d. pharynx

Some of the things osha does you carry on a mission include developing job safety and health standards and enforcing them through work site inspections maintaining reporting and record keeping system to keep track of job related injuries and illnesses in providing blank programs to increase knowledge about occupational safety and health

Which is an example of a food group? a. oils b. vegetables c. water d. sweets