CFB Physics 7th Review

Push and pull are both used to describe a ...

• force
• energy
• power
• inertia

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A car is travelling down the street at 35 mph. What type of forces must be acting on it?

• balanced
• unbalanced
• potential
• kinetic

Tags

NGSS.MS-PS2-2

Which object has balanced forces acting on it?

• rolling soccer ball
• book on a shelf
• flying bird
• boy running

The greater the mass of an object...

• the easier it will be to stop it
• the easier it will be to move it
• the greater the effort needed to move or stop it
• the less inertia it has

Tags

NGSS.MS-PS2-2

Using a pulley changes the direction of the 

• gravity
• inertia
• applied force
• energy

Which is an example of work being done?

• An ipad on a cart
• bringing an ipad to the desk
• the teacher's desk
• pages in a notebook

Why use inclined planes?

• They're fun
• Less effort is needed to move an object
• The direction of the applied force is changed
• It's an outside unbalanced force

Ball at the top of a hill, charged battery, ________

• flying rubber band
• stretched rubber band
• rubber band on table
• rubber band ball

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

Potential energy is 

• energy of motion
• thermal energy
• radiant energy
• stored energy or energy of position

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

Kinetic energy is 

• energy of motion
• thermal energy
• radiant energy
• stored energy or energy of position

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5