Why is the price dropping so much right now?
The price usually goes with the trend, it can go down or it can go up regards of the outbreak of news. - It usually take upto 35 days for bad news or good news to influence the market.
If you would do a thorough research you will discover that the news trending now is that many countries are trying to regulate and embrace blockchain technology. - More and more projects are starting to get built on Ethereum because its the most secure and reliable to use - Venezuela issued its first oil backed cryptocurrency on Ethereum (Petro Dollar) which is a good development for etherium.

Reason is volatility and a healthy trend line. If you will going to check closely and conclude that ethereum has a big rise and stay up at 0.1btc per Ethereum before it dumps it is related to bitcoins price a healthy correction that's the most important any coin can stay in a range of price and can dump or pump it depends on its history chart how it goes to that price. Another reason is bitcoins dominance not all the time ethereum can be reversing with price of bitcoins it can resist the dump but not the big pump.