Please help!! Physics
1)You are on a mysterious planet and notice that a 4.1 m long simple pendulum has a period of 3.9 s. Determine the planet’s acceleration due to gravity.
2)A 75 kg rock with a volume of 39 L is completely submerged in water. The density of water is 1 kg/L.
a.) What volume of water is displaced by the r…
