Particles

The forces of attraction between particles of _________ are weakest.

• solids

• liquids

• gases

• none

This is used to see particles too small to be seen with your eyes

• Telescope

• Matter

• Particle

• Microscope

Sugar (a)   are too small to be seen when mixed with water.

My mother heats some water and as the water gets heated, we can see .... rising up in the air.

• water droplets

• water vapor

• cloud

• rain

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Which of the following particles is negatively charged?

• Proton

• Neutron

• Electron

• Photon

What is the smallest particle of an element that retains the properties of that element?

• Molecule

• Atom

• Ion

• Compound

Which of the following particles is found in the nucleus of an atom?

• Electron

• Proton

• Neutron

• Both Proton and Neutron

What type of particle is a photon?

• Wave

• Particle

• Both wave and particle

• Neither wave nor particle

Tags

NGSS.HS-PS4-3

Which experiment led to the discovery of the electron?

• Rutherford's Gold Foil Experiment

• Millikan's Oil Drop Experiment

• Thomson's Cathode Ray Experiment

• Bohr's Hydrogen Spectrum Experiment

What is the charge of a neutron?

• Positive

• Negative

• Neutral

• Variable