A body weighs 0.40 N in air,0.30 N fully immersed in water and 0.35 N when fully immersed in a liquid. Calculate the relative density of the liquid.

Janelle made a hypothesis bout the uneven temperatures inside her house during winter. she believes that 50% of the ducts are blocked and she plans to investigate. if she wants to prove her hypothesis using scientific processes what should she do next?

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy