If we were to measure Hubble's constant 10 billion years in the future, we would find it exactly the same as it is today
Indicate whether the statement is true or false
FALSE
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A block lies on a horizontal frictionless surface. A horizontal force of 100 N is applied to the block giving rise to an acceleration of 3.0 m/s2
(a) Determine the mass of the block. (b) Calculate the distance the block will travel if the force is applied for 10 s. (c) Calculate the speed of the block after the force has been applied for 10 s. What will be an ideal response?
Consider the following pairs of points: F: 0°N, 40°W G: 70°N, 60°W 0°N, 20°W 70°N, 40°W H: 20°S, 130°E J: 30°S, 170°E 20°S, 150°E 30°S, 170°W Which pair is closest together?
a. J b. F c. G d. H e. All are the same distance apart.
An SBc galaxy in the Hubble classification system would have...
A. a barred spiral shape with tight arms. B. a spiral shape with tight arms. C. a barred spiral shape with loose arms. D. an elliptical shape with a medium elongation.
How do the surface temperatures and pressures on Titan compare to those on the Earth?
A) higher temperatures and higher pressures B) lower temperatures and lower pressures C) higher temperatures and lower pressures D) lower temperatures and higher pressures