Speed, Velocity, acceleration and Forces

What is the formula to calculate speed?

• S = t/d
• S = d/t
• S = d x t
• S = t x d

Tags

NGSS.MS-PS3-1

What is speed?

• how far you go
• how much distance is covered over a period of time
• how fast you accelerate
• the change in the location of a object

Tags

NGSS.MS-PS3-1

What is velocity?

• the quickness of an object
• the location of an object
• acceleration
• speed in a specific direction

Tags

NGSS.MS-PS3-1

What is required to observe motion?

• stop watch
• time
• distance
• reference point

Acceleration is

• always positive
• The rate at which velocity changes.
• always constant
• the rate at which distance is divided by time

What is a measure of the change of velocity of a moving object?

• speed
• acceleration
• motion 
• velocity 

Which is not an example of acceleration?

• Driving at a constant speed 
• A bat hitting a ball
• Throwing a football 
• Kicking a soccer ball

The bottom picture is an example of 

• balanced forces 
• unbalanced forces

Tags

NGSS.MS-PS2-2

_____________ causes changes in the speed and/or direction of motion. 

• Speed
• Force
• Velocity

Tags

NGSS.MS-PS2-2

A push or a pull exerted on an object in order to change the object's motion is called...

• a Newton

• a force

• a net force

Tags

NGSS.MS-PS2-2