Physics, 09.10.2019 06:30, holyturnley

Agraduated cylinder has a mass of 50g when empty. when 30 ml of water is added, the graduated cylinder has a mass of 120g. if a rock is added to the graduated cylinder, the water level rises to 75ml and the total mass is now 250g. what is the density of the rock?

Answers: 3

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 22:30, lafuiciosa10

How have the competing explanations' experiments on atoms affected the development of the atomic model?

Answers: 1

continue

Physics, 22.06.2019 10:20, studyowl9192

Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?

Answers: 1

continue

Physics, 22.06.2019 10:40, itsyagirl11076

Two point charges are on the y axis. a 3.90-µc charge is located at y = 1.25 cm, and a -2.4-µc charge is located at y = −1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v

Answers: 1

continue

Physics, 22.06.2019 11:00, sudotoxic

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?

Answers: 2

continue

Do you know the correct answer?

Agraduated cylinder has a mass of 50g when empty. when 30 ml of water is added, the graduated cylind...