Conservation of Matter Unit 1

What is the study of matter and how it can be transformed?

• Chemistry

• Physics

• Biology

• Geology

Answer explanation

Chemistry is the correct answer because it is the scientific discipline that focuses on the study of matter and its transformations. It investigates the properties, composition, and structure of substances, as well as the changes they undergo through chemical reactions. Physics, Biology, and Geology, although related to matter, do not primarily focus on its transformations.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

What is anything that has mass and takes up space?

• Atoms

• Elements

• Matter

• Energy

Answer explanation

Matter is the correct choice because it is defined as anything that has mass and takes up space. Atoms and elements are components of matter, while energy is a different concept altogether. Therefore, the answer to the question is matter.

Tags

NGSS.MS-PS1-5

What are different types of atoms called?

• Atoms

• Elements

• Molecules

• Solvents

Answer explanation

Different types of atoms are called elements. Elements are the basic building blocks of matter, and each element is made up of a single type of atom. Atoms of the same element have the same number of protons in their nucleus, which determines their chemical properties. Other options, such as molecules and solvents, are not correct as they refer to combinations of atoms or substances in which other substances are dissolved, respectively.

Tags

NGSS.MS-PS1-1

What refers to the amount of matter in an object?

• Mass

• Weight

• Density

• Volume

Tags

NGSS.MS-PS2-4

What is the force exerted on an object by gravity in response to its mass?

• Mass

• Weight

• Density

• Volume

Answer explanation

The force exerted on an object by gravity in response to its mass is known as its weight. This is different from mass, which is the amount of matter in an object. Density and volume are not related to the force of gravity on an object. Therefore, the correct answer to the question is 'Weight'.

Tags

NGSS.MS-PS2-4

What is the combination of the solute and solvent?

• Atoms

• Elements

• Molecules

• Solution

What refers to the amount of atoms within a specific volume of a substance?

• Mass

• Weight

• Density

• Volume

What is the capacity for matter to change?

• Mass

• Weight

• Density

• Energy

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

What is the difference between a solid and a liquid?

• Solids have a specific shape and volume, while liquids have a specific volume but their shape can change.

• Solids have a specific shape and volume, while liquids do not have a specific shape or volume.

• Solids do not have a specific shape or volume, while liquids have a specific shape and volume.

• Solids do not have a specific shape or volume, while liquids do not have a specific shape or volume.

Answer explanation

The difference between a solid and a liquid lies in their shape and volume. Solids have a specific shape and volume because their particles are closely packed and arranged in a fixed pattern. On the other hand, liquids have a specific volume but can change their shape because their particles are loosely packed and can flow, taking the shape of their container.

Tags

NGSS.MS-PS3-4

Which of the following is an example of a pure substance? Select all that apply.

• Trail mix

• Salt (NaCl)

• Saltwater

• Gold

Tags

NGSS.MS-PS1-4