Physics Diagnostic Test

Which of the following quantities is a fundamental quantity in the International System of Units (SI)?

• Density

• Electric Current

• Force

• Velocity

A student measures the length of a table to be 150.2 cm. How many significant figures are in this measurement?

• 2

• 3

• 4

• 5

The speed of light in a vacuum is approximately 300,000,000 meters per second. How is this number expressed in scientific notation?

• 3 X 10⁶m/s

• 3 X 10⁷m/s

• 3 X 10⁸m/s

• 3 X 10⁹m/s

A physicist studying the behavior of galaxies and the expansion of the universe is working in which branch of Physics?

• Astrophysics

• Mechanics

• Optics

• Thermodynamics

How many meters are there in 2.5 kilometers?

• 0.0025 m

• 250 m

• 2500 m

• 25000 m

Which branch of Physics deals with the relationship between heat, work, and energy?

• Acoustics

• Mechanics

• Optics

• Thermodynamics

What is the area of a rectangle with a length of 5.2 cm and a width of 3.0 cm, paying attention to significant figures?

• 15 cm²

• 15.60 cm²

• 16 cm²

• 16.6 cm²

The study of the forces and motion of objects is the central focus of which branch of Physics?

• Geophysics

• Mechanics

• Nuclear Physics

• Plasma Physics

• 2.62 X 10²

• 3.7 X 10²

• 2.62 X 10⁴

• 3.7 X 10⁴

What is the most likely specialization of a scientist investigating the properties of subatomic particles like quarks and leptons?

• Biophysics

• Optics

• Particle Physics

• Solid-State Physics