Force Review Notes

Multiple Choice

Which of the following best describes a force?

• A push or pull acting on an object

• A type of energy

• A form of matter

• A source of light

Multiple Choice

Force can cause a resting object to ___ .

• move
• stay at rest

Multiple Select

Which of the following are ways in which forces can affect objects?

• Can cause a resting object to move

• Can change a moving object's speed

• Can change an object's direction

• Can change an object's shape

Multiple Choice

What is the formula for calculating force?

• Force = mass x acceleration

• Force = mass / acceleration

• Force = acceleration / mass

• Force = mass + acceleration

Multiple Choice

Fill in the blank: The strength (magnitude) of a force is represented by the ___ of the arrow.

• length
• color

• width

• smell

Multiple Choice

How are forces typically represented in diagrams, and what does the length of the representation indicate?

• With circles, indicating direction

• With arrows, indicating strength (magnitude)

• With squares, indicating mass

• With arrows, indicating speed

Multiple Select

Which of the following are true about how force is measured and who contributed to our understanding of force?

• Force is measured in newtons (N).

• Force is measured in joules (J).

• Sir Isaac Newton created laws describing force and motion.

• Force is measured in kilograms (kg).

Multiple Choice

Which of the following best describes an applied force?

• A force that a person or thing applies to an object

• A force that pulls objects toward the center of the Earth

• A force that opposes motion between two surfaces

• A force that acts at a distance without contact

Multiple Choice

What is the main function of friction as described in the images?

• It opposes motion between two surfaces in contact

• It pulls objects toward the Earth

• It pushes objects away from each other

• It causes objects to float

Multiple Select

Which of the following are examples of friction?

• A person sliding on the ground

• An apple falling from a tree

• A car stopping when brakes are applied

• A magnet attracting a nail

Multiple Choice

Which of the following best describes friction?

• A force that opposes motion between two surfaces that are in contact

• A force that attracts objects with mass

• A force caused by negative and positive charges

• A force that a person or thing applies to an object

Multiple Choice

Gravity is the force of attraction between objects with ___ .

• mass
• friction

• electromagnetism

• pretty colors

Multiple Select

Which of the following are examples of forces described in the images?

• Applied force

• Gravity

• Friction

• Electric & Magnetic

Now, turn your notes over and complete the "understanding checkpoint"

Then, turn in to the bin (I will give it back to you!)