4th Grade Ch 2.6-2.9

What is the term for energy that is stored and waiting to be used?

• Transferred energy

• Kinetic energy

• Potential energy

• Converted energy

Tags

NGSS.MS-PS3-2

Which material is known for not easily transferring energy?

• Conductor

• Insulator

• Generator

• Cable

Tags

NGSS.MS-PS3-4

What is the term for the highest point of a wave?

• Wavelength

• Amplitude

• Crest

• Trough

What is the process called when light rays bend as they enter a new material?

• Transmission

• Vibration

• Refraction

• Reflection

Tags

NGSS.MS-PS4-2

What is the name of the machine that converts mechanical energy into electrical energy?

• Generator

• Insulator

• Prism

• Conductor

Where would a book have the most potential energy?

• on the floor
• on top of a bookshelf
• on a table
• on a chair

Answer explanation

The correct answer would be a book on top of a shelf. Because it is the highest point from the ground than the other options. It will have a longer fall and build up more kinetic energy as it falls.

Tags

NGSS.MS-PS3-2

Match the term with its definition.

• moving or working energy

• energy

• the ability to do work

• converted energy

• energy moved from one place to another

• transferred energy

• changing one kind of energy into another

• kinetic energy

• stored or waiting energy

• potential energy

Label the nucleus and electron.

a

b

nucleus

electron

Tags

NGSS.MS-PS1-1

Place the clues to Static Electricity or Current Electricity

Groups:

(a) Static Electricity

,

(b) Current Electricity

• caused by rubbing two objects together

• build up of electrical charge

• can be controlled

• able to power our homes

• made with a generator

• causes lightening

Tags

NGSS.MS-PS2-5

Label the closed and open circuits.

a

b

open circuit

closed circuit