1P-1 Hydraulics

Branch of Physics that studies the behavior and movement of fluids.

Choose the one that is a fluid

• Water

• Gases

• Wood

• Liquids

Choose the ones that are true

• Liquids have higher kinetic energy than solids

• Liquids have lower kinetic energy than solids

• Liquids have higher kinetic energy than gases

• Liquids have lower kinetic energy than gases

Choose the ones that are true

• Liquids have defined shape and volume

• Liquids have defined volume but not fixed shape

• Gases have undefined volume and shape

• Gases have defined volume but not fixed shape

• Liquids have undefined volume and shape

What is viscosity?

• Describes a fluid's resistance to flow

• Indicates if a substances is sticky or not

• Property that allows fluids to attach to a surface

• Property that decreases with temperature

The energy required to increase the surface area of a liquid is call?

• Cohesion

• Adhesion

• Surface tension

• Viscosity

• Intermolecular forces

Phenomenon in which liquid spontaneously climbs through a narrow space such as a thin tube or in the voids of a porous material.

• Gravity

• Absorption

• Cohesive forces

• Capillarity

Choose the ones that are true from observing the image

• Water: adhesive forces are stronger than cohesion.

• Mercury: adhesive forces are stronger than cohesion.

• Water: cohesive forces are stronger than adhesion

• Mercury: cohesive forces are stronger than adhesion

• Water: adhesion and cohesion are equally strong

Cohesion and other properties like surface tension, viscosity and density are directly proportional and a result of ______?

• Fluids

• Diffusion

• Intermolecular forces

• Adhesive forces

Branch of Hydraulics that studies fluids at rest?