Atoms and Molecules Study Guide

Anything that takes up space and has mass or weight is

• gravity

• matter

• magnetism

• space

Particles of matter have _______________ because they are constantly moving

• volume

• density

• heat

• kinetic energy

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NGSS.MS-PS3-1

NGSS.MS-PS3-5

The smallest part of a substance that still is that substance is a ______________.

• molecule

• magnetism

• gravity

• force

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The center or core of an atom is called

• nucleus

• element

• proton

• neutron

What is an element?

• a pure substance that can’t be broken down into any simpler substance

• an animal with a trunk

• a type of particle on the periodic table

• force of gravity between earth and pluto

The uncharged/neutral particle in the nucleus of an atom is the ______________.

• nucleus

• neutron

• proton

• electron

A/An __________________ is the smallest part of matter.

• atom

• liquid

• ion

• density

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Protons have a _____________ charge.

• no charge

• mass of 1

• positive

• negative

Electrons have a ______________ charge

• no charge

• mass of 1

• positive

• negative

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Matter is defined as anything that has _____________ and _______________________.

• taco, is important

• volume, mass

• force, density

• money, buoyancy

Tags

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