Spare Time sunshine: science quiz

Bleach,Lemonade and coffee are an examples of ?

• Element

• Homogeneous

• Heterogeneous

• Compound

What is a compound?

• substance in the mixture are not evenly spread out

• All particals in matter are identical (fixed composition)

• Simplest form of matter from which more complex substances

• Two or more elements chemically combined in a fixed proportion

Salad dressing, paint and cereal are..?

• Heterogeneous

• Compound

• Mixture

• Homogeneous

True or False: The melting point is temperature at which a solid becomes a liquid?

• False

• True

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the right formula

• D= mass/volume

• D= Volume/ mass

• Mass= Density / volume

• Volume= mass/ Density

True or False: Boiling point is temperature at which the liquid becomes gas

• True

• False

Tags

NGSS.MS-PS1-4

Solvent is

• What is doing the dissolving (Ex: water)

• What is being dissolved (Ex: lemonade powder)

• The result ( Ex: lemonade)

• A measure of how well a solute dissolves

Thermal energy is ..

• Energy that's is in motion

• The energy is stored

• The use of substance to generate heat and electricity

• The sum of the kinetic and potential energy of particles in an object

Tags

NGSS.MS-PS3-3

Which is not apart of the kinetic energy...

• Those particles are in constant random motion

• This motion cause the articles to collide w/ each other and the container that they are in

• All matter is made of small particles

• The sum of the kinetic and potential energy of particles in an object

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

Which one of these is a chemical property?

• melting point
• boiling point
• color
• flammability