Globular clusters are too small to have black holes at their center
Indicate whether the statement is true or false
F
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Pressure: A 100-kg person sits on a 5-kg bicycle. The total weight is borne equally by the two wheels of the bicycle. The tires are 2.0 cm wide and are inflated to a gauge pressure of 8.0 × 105 Pa. What length of each tire is in contact with the ground?
A. 1.6 cm B. 1.8 cm C. 3.2 cm D. 2.4 cm E. 6.4 cm
Our Moon and Mars both show very different hemispheres. Compare them and explain why this occurred in each case
What will be an ideal response?
Describe the process that causes a massive star to become a supernova
What will be an ideal response?
A single thin slit forms a diffraction pattern, with the first minimum at an angle of 40.0° from central maximum
If monochromatic light of 530.0-nm wavelength is used for the illumination, what is the width of the slit? A) 825 nm B) 791 nm C) 757 nm D) 723 nm E) 689 nm