Mars was once similar to Earth in that

A. it had only one moon.

B. liquid water flowed on its surface.

C. it showed evidence of plate tectonics.

D. its atmosphere had a thin layer of carbon dioxide.

What does newton's first law predict will happen to a person riding in a car that is moving in circular motion?

Sam exerted an average force of 30 N to move a piano. how much work was required to moved the piano forward 6 m in 10 s

A series circuit has a 100-Ω resistor, 4.00-mH inductor and a 0.100-μF capacitor connected across a 120-V rms ac source at the resonance frequency. What is the power dissipated by the circuit

Two types of isotonic contractions - eccentric and concentric what movement action is decribed

Rearrange the given formula to solve for the variable identified. given ab=cd, solve for "c"

The list shows the results of six athletes competing in the long jump, which has a target distance of 20 feet.

Do action and reaction cancel each other out?

A weather balloon is inflated to a volume of 29.1 L at a pressure of 733 mmHg and a temperature of 24.7 ∘C. The balloon rises in the atmosphere to an altitude where the pressure is 365 mmHg and the temperature is - 14.5 ∘C.

A car traveled 112.0m in 24.500s, what was a car's average speed?

A rollercoaster is in motion. Which of the following is NOT a force acting on the rollercoaster? A. Gravity B. Friction C. Velocity D. Air resistance