C. How are Bob and Derek getting there? Are they taking the car or the train?
This is the only sentence that is grammatically correct.
Answer:
B.........................
Answer:
A. Einstein's theory led scientists to discover black holes.
B. Thinking of space as blanket-like changed how scientists viewed gravity.
D. Newton and Einstein both had theories about gravity that worked.
Explanation:
Answer:
Tuned means:
Explanation:
1. Adjust a musical instrument to the correct or uniform pitch
2. Adjust something such as a radio or television to the right signal
3. Adjust an engine or balance mechanical part on a vehicle so it runs smoothly.
4. Adjust or adapt something to a particular situation.
I think in this text it's definition 4, but that's just me.
Sorry I could only answer half of your question.