Glacial striations are caused by

A) rocks embedded in the ice.
B) glacial outwash.
C) terminal moraines.
D) melting ice.


Answer: A

Physics & Space Science

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A wheel rotating about a fixed axis with a constant angular acceleration of 2.0 rad/s2 starts from rest at t = 0. The wheel has a diameter of 20 cm. What is the magnitude of the total linear acceleration of a point on the outer edge of the wheel at t = 0.60 s?

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One of the most important physical properties of ceramics is their high ______________temperature.

Fill in the blank(s) with the appropriate word(s).

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Free Fall: A ball is thrown straight up with a speed of 30 m/s, and air resistance is negligible.(a) How long does it take the ball to reach the maximum height?(b) What is the maximum height reached by the ball?(c) What is its speed after 4.2 s?

What will be an ideal response?

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The half-life of a muon is 2.20 ms as measured in a stationary reference frame. What is the half life of the muon (in ms) when it is moving with a speed of v = 0.800 c?

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Physics & Space Science