Two of the Galilean moons of Jupiter are the size of Mercury, and the two others are about as big as our own Moon
Indicate whether the statement is true or false
TRUE
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A particle moving along the x axis has a position given by x = (24t- 2.0t3) m, where t is measured in s. What is the magnitude of the acceleration of the particle at the instant when its velocity is zero?
A. 24 m/s2 B. zero C. 12 m/s2 D. 48 m/s2 E. 36 m/s2
What Einstein discovered about space and time is that they
A) are separate entities. B) are parts of one whole. C) follow an inverse-square law. D) are special to space travelers.
In an X-ray diffraction experiment using X-rays of ? = 0.500 × 10^?10 m, a first-order maximum occurred at 5.00°. Find the crystal plane spacing
a. 2.87 × 10^?10 m b. 1.36 × 10^?10 m c. 6.24 × 10^?9 m d. 1.93 × 10^?9 m e. 5.74 × 10^?9 m
A uniform solid sphere rolls without slipping along a horizontal surface. What fraction of its total kinetic energy is in the form of rotational kinetic energy about the CM?