Answer:
30°
Explanation:
<em>The law of reflection states that when a ray of light reflects off a surface, the angle of incidence is equal to the angle of reflection.</em>
∠i = ∠r
so as ∠i = 30°
∠r will also be 30°
C
the unit of electric current is the ampere, often shortened to amp
Answer:
petroleum and Natural gas are fossil fuels
Explanation:
Water is a very unique substance because it can exist in all three phases of matter (solid, liquid, gas) within the normal temperature ranges found on Earth. When one observes the phase of matter of water, one observes a property of matter.
Answer:
Average speed equals distance / time
380 / 40 = 9.5 m/s.
Explanation:
