Atomic Structure
What is the positively charged center of an atom called?
What is the nucleus?
What charge do electrons carry?
What is 1-?
How many different types of quarks have scientists confirmed?
What is six?
What is a scaled-up model used for?
What visualizes things that are too small to see?
What particle was discovered first, protons or neutrons?
What are protons?
What particles are found in the nucleus of an atom?
What are protons and neutrons?
What are neutrons?
What are electrically neutral particles in the nucleus?
What are quarks?
What are smaller particles that make up protons and neutrons?
Why do scientists create models of atoms?
What helps to understand and visualize atomic structure?
Who first proposed the existence of atoms?
What is John Dalton?
What is the charge of a proton?
What is 1+?
How do scientists study quarks?
What is by accelerating charged particles and colliding them with protons?
What happens to protons in high-speed collisions?
What causes them to break apart?
How do new discoveries affect atomic models?
What requires updates to include new details?
How has our understanding of atomic structure changed over time?
What has evolved with new discoveries?
How does the number of protons relate to the identity of an element?
What makes each element unique?
What are the charges associated with protons and electrons?
What are 1+ for protons and 1- for electrons?
What is the significance of studying quarks in atomic theory?
What helps understand the fundamental structure of matter?
What is the difference between a scaled-down and a scaled-up model?
What represents things that are too large versus too small?
What is one impact of discovering quarks on atomic theory?
What deepens the understanding of particle physics?
What is the smallest particle of an element that retains the element’s properties?
What is an atom?
What is the role of protons in determining an element's atomic number?
What defines the atomic number?
Name one method used to visualize quarks.
What are scaled-down models?
Give an example of a model that might represent atomic structure.
What is a ball-and-stick model?
How do collisions in particle accelerators contribute to scientific knowledge?
What reveals the structure of matter?