MATTER 1 - 8TH SCIENCE 08/28/2024 - 08/29/2024

mixture that has a UNIFORM pattern

• element

• compound

• homogeneous mixture

• heterogeneous mixture

mixture that DOES NOT HAVE A UNIFORM pattern

• element

• compound

• homogeneous mixture

• heterogeneous mixture

a substance that CANNOT BE SEPARATED or broken down into simpler substances BY CHEMICAL MEANS

• element

• compound

• homogeneous mixture

• heterogeneous mixture

a substance made up of atoms of two or more different elements JOINED BY CHEMICAL BONDS

• element

• compound

• homogeneous mixture

• heterogeneous mixture

Tags

NGSS.MS-PS1-1

This picture is an example of applied pressure moving water through the semi-permeable membrane to produce drinking water. What process is this?

• reverse osmosis

• osmosis

• homogeneous mixture

• element

This picture shows a natural process by which water moves through a semi-permeable membrane from an area of HIGH CONCENTRATION to an area of low concentration.

• reverse osmosis

• osmosis

• homogeneous mixture

• heterogeneous mixture

What is the definition of an "atom"?

• happening at regular intervals

• to tell about something in advance

• describes something that has a uniform structure or composition throughout

• the smallest unit of an element that 

  maintains the properties of that element

Tags

NGSS.MS-PS1-1

Steel is an example of a mixture that has a UNIFORM structure or composition throughout called:

• molecule

• heterogeneous mixture

• concept

• homogeneous mixture

These pictures of concrete are an example of something that DOES NOT HAVE A UNIFORM structure or composition throughout called:

• molecule

• heterogeneous mixture

• concept

• homogeneous mixture

Which statement is true about the chemical formula for ACETIC ACID?

• There are 4 different elements involved in the chemical formula.

• There is 1 carbon (C) represented in the chemical formula.

• There are 3 different elements represented in the chemical formula.

Tags

NGSS.MS-PS1-1