In the absence of air resistance, at what other angle will a thrown ball go the same distance as one thrown at an angle of 75 degrees? A. 15 degrees. B. 65 degrees. C. 70 degrees. D. 80 degrees. E. 90 degrees.

A + 8 μC charge lies 4 m to the left of a - 10 μC charge. A - 12 μC charge lies 8 m to its right. What is the resultant force on the center charge?

The apparent backward movement of a planet is called A. retrograde motion. B. Kepler's first law of motion. C. heliocentric motion. D. eccentricity.

You throw a ball upward from ground level with initial upward speed v0. What is the max height of the trajectory? How long does it take the ball to impact the ground? What is the speed of the ball when it hits the ground?

What type of bond is most likely to form between atoms of the same element when the element is a metal?

If you hold a balloon by a string and the balloon moves toward your sweater and sticks there, what would you infer? A) That the balloon and the sweater have no charges. B) That the balloon and the sweater have like charges.

What do radio waves and microwaves have in common? A. Both have shorter wavelengths than visible light. B. Both are located to the right of visible lights on the spectrum. C. Both have higher frequencies than visible light. D.

How long can you keep string cheese in the fridge?

A particular motor can provide a maximum torque of 110 n • m. assuming that all of this torque is used to accelerate a solid, uniform, cylindrical flywheel of mass 10.0 kg and radius 3.

Round your answers to one decimal place. This parallel circuit has two resistors at 15 and 40 ohms. What is the total resistance? Ω If there is a 12 V battery in the circuit, what would the approximate current be? A

Energy transfer by convection is usually restricted to what type of substance?