Fn 41 3.04

This bag is being pulled up without being moved. Which equation describes the forces?

• F_g = F_hand - F_N

• F_N = F_g + F_hand

• F_hand = F_N - F_g

• F_g= F_N + F_hand

Tags

NGSS.HS-PS2-1

Which of the following is the best expression for the Normal Force?

• F_N = mg cos(ϴ)

• F_N = mg sin(ϴ)

• F_N = mg sin(180-ϴ)

• F_N = mg cos(90-ϴ)

Tags

NGSS.HS-PS2-1

A cart rolls down an inclined plane with constant speed as shown in the diagram below. Which arrow represents the direction of frictional force?

• A

• B

• C

• D

Tags

NGSS.HS-PS2-1

Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS4-1

What type collection is pictured?

• FNA

• FNB

• Wedge Biopsy

• Punch Biopsy

Answer explanation

Punch

Fn 41 3.04

• What is the atomic number of the element with the symbol 'Fn'?

• What is the atomic mass of the element with the symbol 'Fn'?

• What is the group number of the element with the symbol 'Fn'?

• What is the period number of the element with the symbol 'Fn'?

Tags

NGSS.HS-PS1-1

Fn 41 3.04

• Which element has the atomic number 41?

• Which element has the atomic number 3?

• Which element has the atomic number 4?

• Which element has the atomic number 104?

Tags

NGSS.HS-PS1-1

Fn 41 3.04

• What is the electron configuration of the element with atomic number 41?

• What is the electron configuration of the element with atomic number 3?

• What is the electron configuration of the element with atomic number 4?

• What is the electron configuration of the element with atomic number 104?

Tags

NGSS.HS-PS1-1

Fn 41 3.04

• What is the standard state of the element with atomic number 41 at room temperature?

• What is the standard state of the element with atomic number 3 at room temperature?

• What is the standard state of the element with atomic number 4 at room temperature?

• What is the standard state of the element with atomic number 104 at room temperature?

Tags

NGSS.HS-PS1-1

Fn 41 3.04

• Which of the following elements is a transition metal?

• Which of the following elements is a noble gas?

• Which of the following elements is a halogen?

• Which of the following elements is an alkali metal?

Tags

NGSS.HS-PS1-1