23-24

What is the net force on the block? (click on the words to view the picture)

• 5 Newtons up

• 5 Newtons down

• 15 Newtons up

• 15 Newtons down

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

If a bowling ball and bag of chips were dropped off a tower on the moon, where there is no air, what would happen?

• The bowling ball hits the ground first

• The bag of chips hits the ground first

• Both objects hit the ground at the same time

• Both objects will not move at all. They would just float.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Your mom puts a plastic cup, a glass plate and a big pot of spaghetti and meatballs on the table. Which statement describes the gravitational force acting on the objects?

• The plastic cup experiences the least amount of gravitational force

• All the objects experience the exact same amount of gravitational force

• The pot of meatballs and spaghetti experiences the least amount of gravitational force

• The glass plate experiences the greatest amount of gravitational force

Tags

NGSS.5-PS2-1

An object at rest is said to have a(n)

• balanced force

• unbalanced force

• no force

• net force

Tags

NGSS.HS-PS2-1

If 2 football players with different masses run into each other, which of the following explains what would happen? (Select all that apply)

• both players would accelerate at the same rate

• The more massive person would accelerate more

• The would fall in the direction the more massive person was going

• The person with more mass would fall forward while the person with less mass would fall backward

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A book is sitting on a shelf. Which of the following are forces that are allowing this to remain at rest? (Select all that apply)

• The force of gravity is pulling the book downward

• The force of the bookshelf (normal force) is pushing up on the book

• The force of gravity is pulling the bookshelf downward

• The force of the floor (normal force) is pushing up on the bookshelf

Tags

NGSS.MS-PS2-4

What is the resulting force and direction of motion?

• 2 N to the left

• 2 N to the right

• 8 N to the left

• 8 N to the right

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

If these boys are pulling with the same amount of force.  What will happen?

• The boy in blue will win.

• They will not move at all.

• The boy in red will win.

• Both will fall down.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Speed can be found by calculating...

• acceleration/velocity

• friction/gravity

• momentum/time

• distance/time

Tags

NGSS.MS-PS3-1

What is the atomic number of Vanadium?

• 21

• 22

• 23

• 24