Friction and Resultant Force

What is the force that pulls us towards the Earth?

• gravity
• weight
• friction
• mass

Tags

NGSS.MS-PS2-4

What are balanced forces?

• forces of the same size, in opposite directions
• the same size in the same direction
• forces in opposite directions
• forces at right angles to each other

Two forces on an object are in the same direction. How do we calculate the resultant force?

• take away one from the other
• multiply them
• divide one by the other
• add them together

Tags

NGSS.MS-PS2-2

Two forces on an object are in opposite directions. How do we calculate the resultant force?

• divide one by the other
• multiply them
• find the difference between them
• add them together

Is the car

• Stationary
• Moving at constant speed
• Accelerating
• Decelerating

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Is the car

• Stationary
• Moving at constant speed
• Accelerating
• Decelerating

Tags

NGSS.MS-PS2-2

Is the car

• Stationary
• Moving at constant speed
• Accelerating
• Decelerating

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The force that opposes the motion of two surfaces sliding past each other is called ___________.

• acceleration
• inertia
• friction
• unbalanced

At which location would your mass be the greatest?

• Earth
• Moon
• Jupiter
• Mass Stays the Same Everywhere

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What is the name for a single force on an object with the same effect as all the forces combined?

• big
• total
• resultant
• sum

Tags

NGSS.MS-PS2-2