When light travels from one medium to another, its direction

can change. This is called

Viruses are different from bacteria in that A / they can remain dormant on non-living surfaces B / they can be found just about anywhere C / they can infect just about every form of life

You're driving down the highway late one night at 20 m/s when a deer steps onto the road 49 m in front of you. You reaction time before stepping on the brakes is 0.50 s, and the maximum deceleration of your car is 10m/s2. a.

What does it mean to say thet science is a systematic process?

You carry a 20 n bag of dog food up a 6 m flight of stairs. how much workwas done?

A solid magnesium flare has a mass of 1300 g and a volume of 743 cm3 what is the density of the magnesium

Which method would you use to find the volume of an irregular shaped object?

A step up transformer has a primary coil with 100 turns and a secondary coil with 25 turns if the input voltage in the primary coil is 40 volts what is the output voltage reduced to in the secondary coil A) 20 volts B) 35 volts C) 4 volts D) 10

An instrument used to measure atmospheric pressure is called a

A 200-kg boulder is 1000-m above the ground. what is its potential energy?

The law of reflection states that if the angle of incidence is 81 degrees, the angle of reflection is ___ degrees.