Diagnostic Test - Physical Science

Which invention helped synthesize elements on Earth?

• bombs
• magnets
• particle accelerators
• all of these
• None of the choices

What theory on the origin of the universe is currently accepted today?

• Big Bang theory
• Eternal Inflation
• Oscillating Universe
• Steady-State Universe
• None of the choices

What is the explosion during a death of a star commonly called?

• neutron-star merger
• supernova
• synthesis
• fusion
• None of the choices

Which of the following DOES NOT determine a molecule to be nonpolar?

• central atoms has no lone pairs
• EN difference is less than 0.4
• symmetrical in structure
• all of these
• None of the choices

What force pulls matter together?

• gravity
• pressure
• polar bonds
• all of these
• None of the choices

This is the ability of an atom to attract electrons

• electronegativity
• fusion
• polarity
• synthesis
• None of the choices

The biological macromolecules composed of multiple units of amino acids is

• Carbohydrates
• Proteins
• Lipids
• Cellulose
• None of the choices

Which of the following sugars is a disaccharide?

• Fructose
• Galactose
• Glucose
• Sucrose
• None of the choices

Carbohydrates contains the following elements EXCEPT

• Carbon
• Hydrogen
• Nitrogen
• Oxygen
• None of the choices

A disaccharide which is mainly found in milk and other milk products is

• glucose
• lactose
• sucrose
• maltose
• None of the choices