Answer:
I will choose the light bulb of Thomas Edison because it has a great impact for the world industry. The world changed when Edison invented the first light bulb. He had failed for 6000 times but he success. His first bulb has shine for 40 hours and he didn't sleep to check how long can it shine.
Explanation:
Answer:
(D) United Kingdom
Explanation: Pls mark brainliest
Answer:
In the earth sciences, parent rock, also sometimes substratum, is the original rock from which younger rock or soil is formed. In soil formation the parent rock (or parent material) normally has a large influence on the nature of the resulting soil; for example, clay soil is derived from mudstone while sandy soil
Explanation:
I'm taking the quiz rn, did you happen to figure it out? thx
Explanation:
Let Izzy's age be x and Ben's age be y
y=4x
4x-y=0. -----(1)
y= 6+x
x-y=-6 -------(2)
By using elimination
3x=6
x=2
2 years