Lesson

What is the net force?

• 3 N

• 3 N, right

• 17 N, right

• 3 N, left

Tags

NGSS.MS-PS2-2

A ____________ is a push or a pull on an object.

• friction

• force

• magnet

• gravity

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Balanced or unbalanced?

• balanced

• unbalanced

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

When forces are going in the opposite direction of each other you should do what do find the net force

• Subtract

• Add

• Divide

• Multiply

Tags

NGSS.HS-PS2-1

Forces that have a net force of zero Newtons

• Balanced force

• Unbalanced force

Why is it harder for the boy in Image B to get down the hill?

• Motion

• Friction

• Work

• Displacement

Which statement best represents what is pictured in the above image?(select all that apply)

• Farthest from the magnet, the magnetic field is weakest

• Closest to the magnet, the magnetic field is weakest

• Farthest from the magnet, the magnetic field is strongest

• Closest to the magnet, the magnetic field is the strongest

Tags

NGSS.MS-PS2-3

What is the process by which plants make their own food using sunlight?

• Photosynthesis

• Respiration

• Transpiration

• Fermentation

Tags

NGSS.MS-LS1-6

Which of the following is a chemical change?

• Melting of ice

• Boiling of water

• Rusting of iron

• Breaking of glass

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the primary gas found in the Earth's atmosphere?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen