Forces

Which option would make the best reference point?

• A train passing by

• A person walking to you

• A moving car

• A stop sign

TRUE OR FALSE: Unbalanced forces result in a change of motion.

• True

• False

Tags

NGSS.MS-PS2-2

What is the speed of a turtle that travels 10 miles in 5 hours?

• 50 miles/hour

• 2 miles/hour

• 5 miles/hour

• 15 miles/hour

What formula can we use to find speed?

• Speed = distance/time

• Speed = distance X time

• Speed = mass X acceleration

• Speed = mass/acceleration

Tags

NGSS.MS-PS3-1

What is convection?

• Hot, less dense material rises, while cool more dense material falls

• Allows for the movement of tectonic plates across the world

• Helps in the creation of new land forms

• All of the above

Tags

NGSS.MS-PS1-4

What are the two factors that FRICTION depends upon?

• Mass and Strength of the force pushing the two surfaces together

• Mass and Distance

• Type of surface and Strength of the force pushing the two surfaces together

• Type of surface and Distance apart

What are the two factors that gravity depends on?

• Mass and Type of surface

• Distance and Width

• Mass and Distance

• Distance and Type of surface

Tags

NGSS.MS-PS2-4

What is the difference between Weight and Mass?

• Weight stays the same; Mass depends upon gravity

• Mass and Weight both stay the same

• Mass and Weight both change due to gravity

• Mass stays the same; Weight depends upon gravity

Tags

NGSS.MS-PS2-4

TRUE OR FALSE: Inertia can be described as, " the tendency of an object to resist any change in its motion."

• True

• False

TRUE OR FALSE: Inertia only applies to objects that are moving

• True

• False

Tags

NGSS.3-PS2-1