Resultant forces

What is the force that pulls us towards the Earth?

• gravity
• weight
• friction
• mass

Tags

NGSS.MS-PS2-4

What is 'drag' another name for?

• dressing up
• air resistance
• friction
• weight

Name two quantities that are vectors.

• force and speed
• speed and acceleration
• force and acceleration
• mass and weight

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

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

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

• big
• total
• resultant
• sum

Is the car

• Stationary
• Moving at constant speed
• Accelerating
• Decelerating

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Is the car

• Stationary
• Moving at constant speed
• Accelerating
• Decelerating

Is the car

• Stationary
• Moving at constant speed
• Accelerating
• Decelerating

Tags

NGSS.HS-PS2-1

In a tug of war the left team pulls with a force of 200N. The right team pulls with a force of 150N.What is the resultant force?

• 50N to the left.
• 350N to the left.
• 350N to the right.
• 50N to the right.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Two features of a vector?

• Size and direction
• Speed and distance
• Quantity and units
• Amount and magnitude