Particle Accelerators

A fundamental particle cannot be:

• Accelerated

• Divided

• Observed

• Charged

Where do cosmic rays come from?

• Earth's atmosphere

• Distant planets

• Star explosions

• Laser beams

Particle accelerators use a proton's _____ to propel it forward.

• Charge

• Mass

• Speed

• Shape

A particle's path in a cyclotron most resembles:

• 
• 
• 
• 

What improvement helped increase the speed of early accelerators?

• Decreasing the voltage

• Changing the shape

• Increasing the length

• Using smaller particles

What happens when two particles collide at near-light speeds?

• They repel each other

• One absorbs the other

• Both disappear completely

• They create new particles

Which of Albert Einstein's theories did particle accelerators help confirm?

• Elements are made of atoms

• Energy can change into matter

• Protons are made of quarks and gluons

• Atoms did not exist in the early universe

The Standard Model is:

• Outdated

• Untested

• Proven

• Evolving

Which of these is a fundamental particle, according to the Standard Model?

• Proton

• Neutron

• Electron

• Atom

Where are you most likely to find a particle accelerator?

• Power Plant

• Airport

• Hospital

• Farm