Physics

All visible objects either …….. or reflect light

• emit

• transfer

• absorb

Tags

NGSS.MS-PS4-2

According to Einstein’s theory, light consists of particles called …….

• electrons

• protons

• photons

Tags

NGSS.HS-PS4-3

Scientists now agree that …………. has a dual nature, part particle and part wave

• single

• dual

• triple

Tags

NGSS.HS-PS4-3

According to …….., speed of light is 300 000 km/s

• Albert Michelson

• Christian Huygens

• Olaus Roemer

Tags

NGSS.HS-PS4-1

Michelson’s experimental value for the speed of light was …… km/s

• 399,920

• 199,920

• 299,920

Tags

NGSS.HS-PS4-1

The energy that travels in a wave that is partly electric and partly magnetic is called …..

• X-rays

• radio waves

• electromagnetic waves

Tags

NGSS.HS-PS4-3

The range of electromagnet waves are called …….

• electromagnet spectrum

• electromagnetic induction

• electromagnetic particles

Tags

NGSS.HS-PS4-3

Electromagnetic waves of frequencies lower than the red of visible light are called …….

• ultraviolet

• infrared

• gamma rays

Tags

NGSS.HS-PS4-4

Electromagnetic waves of frequencies higher than those of violet are called ……….

• microwaves

• radio waves

• ultraviolet

Tags

NGSS.HS-PS4-4

Materials that transmit light are ……..

• atoms

• opaque

• transparent

Tags

NGSS.MS-PS4-2