Select all the correct answers.

What happens to water when it changes to ice?

Its density increases.

Its density decreases.

Its mass increases.

Its mass decreases.

Its volume increases.

Its volume decreases.

If you have a block of steel with a density of 7.8g/cm3 and a block of gold with a density of 19.3g/cm3 each with the same volume which would be heavier and why

State the Archimendes' principle

Which organism contains organ systems? A. pig B. amoeba C. bacterium D. paramecium l

1. Plastic, rubber, and wood are examples of what kind of material? 2. Name the 3 methods that can charge up objects. 3. Which part of the atom is negatively charged? 4.

Garrett throws a large rock into a waveless pond. The impact of the rock hitting the water causes waves to travel along the pond's surface toward the shore.

A plastic rod rubbed with a duster attracts bits of paper becauseof a what force

What is the particle that an atom can lose or gain in order to form a charged ion

If you have 0.306 m3 of water at 25.0°C and add 0.102 m3 of water at 95.0℃, what is the final temperature of the mixture? Use 1000 kg/m3 as the density of water at any temperature. Number O Previous ⓧ Give Up & View Solution.

If b is the amplitude of the magnetic field vector, find the complete expression for the magnetic field vector b⃗ of the wave.

An electron and a proton are separated by a distance of 1 m. What happens to the size of the force on the first electron if a second electron is placed next to the proton?