The force that pulls an upward going ball back to Earth and keeps the Moon in its orbit is called ________.

A. escape speed
B. gravity
C. pressure
D. inertia


Answer: B

Physics & Space Science

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If the radial velocity of a star is positive, the star is moving _________________ you

a. parallel to b. away from c. towards d. in circles around

Physics & Space Science

Compare and contrast latitude and declination. How does each relate to your position on Earth?

What will be an ideal response?

Physics & Space Science

For a wave traveling in a string, by what factor would the tension need to be increased to triple the wave speed?

a. 2.7 c. 3.0 b. 9.0 d. 1.7

Physics & Space Science

The power consumed by the light bulb is __________

Fill in the blank(s) with correct word

Physics & Space Science