Therefore, in Doppler Effect only the frequency and wavelength are changes and the wave speed does not change
Answer:
Organic molecules can include carbohydrates,proteins, and fat. organic molecules can have non-carbon atoms contained insteide them
Explanation:
B. larger and more complex
Explanation: As the environment became more unpredictable, bigger brains helped our ancestors survive.
Thermodynamics, the laws of gravitation
