Free Printable Review of Light and Electrostatics

Worksheets

Review of Light and Electrostatics

Total questions: 20

Worksheet time: 13mins

Name

Class

Date

When you brush your hair you scrape off electrons, and your hair

becomes positively charged

becomes negatively charged

becomes positively and negatively charged

remains uncharged, or neutral

As a pair of charges is brought close together, the force between them

Increases

Decreases

Increases only if they are the same sign

Increases only if they are the opposite sign

Which has more charge?

Proton

Electron

Neither

What method of charging is depicted here?

Induction

Conduction

Reduction

Friction

What is it called when an object gains a charge when touched by a charged object?

Induction

ESD

Conduction

Conducting path

When a plastic rod is rubbed with wool, the wool acquires a positive charge because

protons are transferred from the wool to the rod

protons are transferred from the rod to the wool

electrons are transferred from the rod to the wool

electrons are transferred from the wool to the rod

Use the following information to answer the question:

Object A is NEGATIVELY charged.

Object A and Object B attract.

Object B and Object C repel.

Object C and Object D attract.

What type of charge could Object D possess?

ONLY Positive

ONLY Negative

Positive or Neutral

Negative or Neutral

Positive or Negative or Neutral

What is the triboelectric series?

Like the World Series: objects compete for electrons

A series of events that create a static charge

A list of materials arranged by strength of electron affinity

A number to show how well an object conducts electrons

The triboelectric series is used to determine the charge of an object in which type of method of charging?

Charging by Conduction

Charging by Convection

Charging by Induction

Charging by Friction

10.

Which of the following has the greatest amount of energy

Red Light

Microwave

X-Ray

11.

If you had a Yellow light with a Magenta filter, what color light would you have after the filter.

Red

Blue

Green

Cyan

12.

A red bird appears red because it REFLECTS what color

Magenta

Red

Cyan

Doesn't reflect any light

13.

A red bird appears red because it ABSORBS what color

Magenta

Red

Cyan

Doesn't reflect any light

14.

High energy light consist of ________ wavelength and _______ frequency

Short, Low

Long, Low

Short, High

15.

Which form of light travels the fastest?

Radio

Infrared

Gamma

All travel the same speed

16.

This is an example of...

Reflection

Refraction

Polarization

Spectrum

17.

Which form of light has the highest amount of energy?

Radio

Gamma

Micro

18.

A Concave mirror is a __________ device.

Convergent

Divergent

Polarizing

None of the above

19.

Which of the following statements is true about charge?

A positively charged object has gained electrons.

A negatively charged object has more electrons than protons.

Opposite charges repel.

A negatively charged object has lost electrons.

20.

A particular atom has a charge of -5.8x10^-19 C. How many excess electrons does it have? Does that make sense?

The charge of an electron is -1.6x10^-19 C.

3.625; yes

3.625; no

9.28X10^-38; no

9.28X10^-38; yes

100 %

Review of Light and Electrostatics

Total questions: 20

Worksheet time: 13mins

Similar Resources on Wayground