A stage 4 protostar may temporarily be thousands of times more luminous than the Sun
Indicate whether the statement is true or false
TRUE
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Why is there no surface on Jupiter or Saturn?
What will be an ideal response?
What is the quantity used to measure an object's resistance to changes in rotational motion?
A) mass B) moment of inertia C) torque D) angular velocity E) angular acceleration
How many nonbonding pairs of electrons are in the following molecule?
H—H A) 1 pair B) 6 pairs C) 0 pairs D) 8 pairs E) none of the above
A nail is stuck into the side of a car tire. As the car drives down a level road at constant speed, which of the following is simple harmonic motion?
A) the motion of the center of the tire B) the vertical component of motion of the nail C) the horizontal component of motion of the nail D) both answers A and B E) none of the above