Exploring Science Vocabulary

What is the definition of mass?

• Mass is the volume of an object.

• Mass is the speed of an object.

• Mass is the amount of matter in an object.

• Mass is the weight of an object.

How is weight different from mass?

• Weight is a force dependent on gravity, while mass is a measure of matter.

• Weight is the same as mass.

• Mass is a force dependent on gravity.

• Weight measures the volume of an object.

What is the volume of an object?

• The volume of an object is the color it reflects.

• The volume of an object is the temperature it can withstand.

• The volume of an object is its weight.

• The volume of an object is the amount of space it occupies.

What does buoyancy mean?

• Buoyancy is the upward force exerted by a fluid on an object immersed in it.

• The weight of an object in air

• The density of a fluid

• The temperature of a liquid

Define an element in scientific terms.

• An element is a large molecule made of various compounds.

• An element is a type of chemical bond between atoms.

• An element is a fundamental substance that consists of atoms with the same number of protons.

• An element is a mixture of different substances.

What are some common examples of metals?

• Wood

• Iron, Copper, Aluminum, Gold, Silver, Nickel

• Plastic

• Glass

What is an atom?

• A molecule is the smallest unit of matter.

• An atom is a type of chemical reaction.

• An atom is a large particle found in the nucleus of a cell.

• An atom is the smallest unit of matter that retains the properties of an element.

Describe the structure of a nucleus.

• The nucleus is a membrane-bound organelle containing DNA, surrounded by a nuclear envelope, with a nucleolus inside.

• The nucleus is a fluid-filled sac that stores nutrients.

• The nucleus is a part of the cell membrane that regulates transport.

• The nucleus is a rigid structure made of proteins only.

What is the charge of a proton?

• +1 elementary charge

• +2 elementary charge

• 0 elementary charge

• -1 elementary charge

What is a molecule?

• A molecule is a solid substance made of one element.

• A molecule is a type of chemical reaction.

• A molecule is a group of two or more atoms bonded together.

• A molecule is a single atom.