How closely do you follow energy news? If you're a regular GTM reader, you should fare pretty well in our new weekly quiz.

If you're not a regular reader, be sure to sign up for our newsletter here.

We've provided explainer links to all of the solutions below the quiz, so try not to cheat and look ahead!

How'd you do? Feel free to brag (or shame yourself) in the comments section.

***SPOILERS BELOW***

1. How much did electric-vehicle sales grow across Europe in the first half of 2015?

2. Which company just launched a new residentialsolarmapping tool called "Project Sunroof"?

3. Which major solar installer just announced that it would halt its expansion into Nevada?

4. According to GTM Research, what share of 2014 home solar installations were third-party owned?

5. Which solar manufacturer just received a delisting notice from the New York Stock Exchange?

6. Which firm recently announced a $2.2 billion plan to acquire Vivint Solar?

7. A new NREL study says this could replace coal as the primary generation source for U.S. power.

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Mike Munsell is GTM's resident game geek. In addition to creating the GTM Energy News Quiz, hosting GTM's annual ping pong tournament, and winning Super Smash Brothers games at solar trade shows, he writes original riddles at www.riddleearth.com. Sign up to get them in your inbox every Monday and Friday.