The GRE Subject Test in Physics assesses knowledge and understanding of undergraduate-level physics concepts and principles.
Don’t leave questions blank! Even if you’re unsure, eliminate clearly wrong answers and make an educated guess. Often, you can narrow four choices down to two by spotting errors or impossibilities. Every correct answer adds up, so strategic guessing can really make a difference.
Eliminating answers that don't match the units in a calculation.
Guessing between two plausible answers when time is running out.