Physics (2nd Semester) Final Exam Unit Practice

When light bounces off an object- If the surface is smooth and shiny, like glass, water or polished metal, the light will reflect at the same angle as it hit the surface.

• reflection

• refraction

• diffusion

Tags

NGSS.MS-PS4-2

Objects that allow ALL light to pass through

• transparent

• translucent

• opaque

Tags

NGSS.MS-PS4-2

What type of wave is a light wave?

• A sound wave

• A seismic wave

• A electromagnetic wave

• A mechanical wave

Tags

NGSS.HS-PS4-3

The light we can see. 

• visible
• gamma
• ultraviolet

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

NGSS.HS-PS4-5

Makes you get sunburn. 

• x-ray
• visible
• ultraviolet

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

The rate at which a radioactive element decays is its ____.

• quarter life
• whole life
• wonderful life 
• half life

Tags

NGSS.HS-PS1-8

The process by which nuclei having small masses are united to form a single larger nucleus is called nuclear ____.

• fusion
• fission
• reactivity
• waste

Tags

NGSS.HS-PS1-8

Ms Pippin rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?

• The balloons will repel each other.

• The balloons will attract each other.

• The balloons will become positively (+) charged.

• The balloons will pop.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Electrical charge built up on the surface of an object is called _________________.

• static electricity
• current electricity
• lightning
• electrons

wood is a _____?

• conductor
• insulator