Answer:
Community trial type of study.
Explanation:
• Since 1945, fluoride was added to Newburgh's water supply.
• Water supply in Kingston was not fluoridated.
• The two communities were experiencing similar tooth decay condition.
• After 10 years, children from Newburgh experienced less tooth decay compared with their counterparts at Kingston, with no side effect on their health.
Answer:
the are useful because they transmit a rotary motion they are used in shafts like the driveshaft in a car
Explanation:
Answer:
Technician B only
Explanation:
During rotor reconditioning, which is the process also known as machining and sanding, where sanding is the involves the application of between 120 and 150 grit sandpaper while using a non-excessive force that is applied non-directionally for up to 60 seconds on each side such that the surface roughness meets OE standards. The rotors are then cleaned by washing after they are serviced before they can then be installed.
A set of drawings for a building usually includes plan views of the site (lot, the floor layout, and the foundation