Skip to content / Đến nội dung
ThichHocToan.com

PIMSO 2025 - Science - Primary 6 - National Round Question 29

PIMSO Science · PIMSO 2025 - Science - Primary 6 - National Round

Question 29

One evidence that the universe is expanding is the starlight from distant galaxies because this starlight shows a shift in wavelength toward the
  1. Gamma-rays end of the electromagnetic spectrum
  2. Ultraviolet-ray end of the electromagnetic spectrum
  3. Blue-light end of the visible spectrum
  4. Red-light end of the visible spectrum