3. Which form of radiation is used to kill microorganisms?

a. microwaves

b. visible light

c. infrared rays

d. ultraviolet rays

An airplane maintains a speed of 567 km/h relative to the air it is flying through as it makes a tripto a city 780 km away to the north a) what time interval is rquired for the trip if the plane flies through a headwind blowing at 33.

When a pitcher throws a curve ball, the ball is given a fairly rapid spin?

A car is traveling at a speed of 39.2m/s on an interstate highway where the speed limit is 65.0mi/h. Is the driver exceeding the speed limit? YesNo Justify your answer.

When air is heated enough so that it is warmer than the surrounding air, it is?

Part A: A 21.0-kg child is sliding down a 10.0 m long slide that is angled 25.0° above the horizontal. What is the gravitational potential energy of the child-Earth system when the child is at the top of the slide (10.

you are not chilly when swimming in warm water. but when emerging from warm water on a warm summer day, you feel chilly if the wind is blowing. Explain

A Find the magnitude of the angular momentum of the second hand on a clock about an axis through the center of the clock face. The clock hand has a length of 15.0 cm and a mass of 6.00 g.

A geologist finds ripples preserved in ancient sedimentary rock that look just like ripples made by water in mud. He concludes that there was once water in that location that created the ripples. Why is this conclusion reasonable?

In science what is the requirement of doing work?

What Fitness Gram test is assessing your cardiovascular endurance?