A student estimated a mass to be 325 g, but the actual mass is 342 g. What is the percent error?

A) 7%

B) 5%

C) 6%

D) 8%

Two vectors are at 90 degrees to each other having magnitudes of 3N and 4N. The resultant is.

Is physics the same thing as physical science?

Describe the flow of energy as an ice cube is placed on a pot for ten minutes

Which elements will bond ionically with barium such that the formula would be written as bax2? a. nitrogen, chlorine, and sodium eliminate b. chlorine, iodine, and fluorine c. hydrogen, bromine and aluminum d. oxygen and sulfur

All of the following statements about electromagnetic radiation are true except: 1) All electromagnetic radiation travels at the speed of light. 2) All electromagnetic radiation can be considered a form of light.

What type of material is inside the holes in an electrical outlet?

A fisherman noticed that a float makes 30 oscillations in 15 seconds. The distance between two consecutive crests is 2 m. What is the period and frequency of the wave? What is the wave speed?

A small spaceship with a mass of only 2.6 ✕ 103 kg (including an astronaut) is drifting in outer space with negligible gravitational forces acting on it. If the astronaut turns on a 12 kW laser beam, what speed will the ship attain in 1.

What will be the acceleration of a skydiver when air resistance builds up to 86% of her weight? assume the acceleration due to gravity is 10 m/s 2. answer in units of m/s 2?

A 255 g lead ball at a temperature of 81.6°C is placed in a light calorimeter containing 153 g of water at 22.3°C. Find the equilibrium temperature of the system.