Which field of Physics is concerned with the study of heat and its effects on matter?

• Optics

• Mechanics

• Electromagnetism

• Thermodynamics

Tags

NGSS.HS-PS3-4

Modern physics consists of numerous disciplines (or branches) of study. Which discipline deals with the spontaneous disintegration of radioisotopes?

• Relativity

• Astrophysics

• Nuclear physics

• Quantum mechanics

Tags

NGSS.HS-PS1-8

Which of the following is not an SI base quantity?

• Length

• Temperature

• Time

• Weight

The base SI unit of mass is the

• microgram

• milligram

• gram

• kilogram

Which of the following physical quantities is described correctly ?

• A

• B

• C

• D

A derived quantity can be expressed as a combination of base quantities. Which of the following is the combination of base quantities for force?

• 
• 
• 
• 

Tags

NGSS.HS-PS2-1

A useful method of expressing very small or very large number is

• Arabic numerals

• Greek letters

• significant figures

• scientific notation

What does the prefix pico stand for?

• 10 ^–12

• 10 ^–9

• 10 ⁹

• 10 ¹²

In which of the following sets are the prefixes arranged in ascending order?

• nano, mega, milli, kilo

• mega, kilo, nano, milli

• nano, milli, kilo, mega

• kilo, milli, mega, nano

Which of the following measurements is the smallest?

• 4.7􏰂 x 10⁴ m

• 4.7 􏰂x 10⁵ cm

• 4.7􏰂 x 10⁷ mm

• 4.7 􏰂x 10¹¹ μm