Earth's rotation axis ____________________ slowly so that in a few thousand years Polaris will no longer be the North Star

Fill in the blank(s) with correct word


precesses

Physics & Space Science

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Cooling water is not needed for the pressurized water reactor

What will be an ideal response?

Physics & Space Science

Which is the correct order for the following steps used in the scientific method? I. Conclude II. Analyze III. Gather evidence IV. Test V. Hypothesize VI. Establish laws

a. VI, V, III, II, IV, I b. III, IV, II, V, VI, I c. V, III, IV, II, I, VI d. III, V, IV, II, I, VI

Physics & Space Science

A particle confined to motion along the x axis moves with constant acceleration from x = 2.0 m to x = 8.0 m during a 2.5-s time interval. The velocity of the particle at x = 8.0 m is 2.8 m/s. What is the acceleration during this time interval?

a. 0.48 m/s2 b. 0.32 m/s2 c. 0.64 m/s2 d. 0.80 m/s2 e. 0.57 m/s2

Physics & Space Science

What holds the nucleus together?

a. electrical forces between the protons b. alpha particles c. beta particles d. strong forces

Physics & Space Science