0.4 Notes check

Which of the following is an example of a scalar quantity?

• Velocity

• Force

• Distance

• Acceleration

Why does distance only increase, according to the given material?

• Because it is a vector quantity

• Because it measures the shortest path

• Because it measures total space traveled

• Because it can decrease over time

Which of the following is a characteristic of scalars?

• They have both magnitude and direction.

• They have only magnitude.

• They describe the direction of a physical property.

• They are always negative.

What does a vector quantity include?

• Only magnitude

• Only direction

• Both magnitude and direction

• Neither magnitude nor direction

What does the delta symbol (Δ) represent in physics?

• A constant value

• A change in the quantity that follows it

• A vector quantity

• A scalar quantity

How can vector quantities be decomposed?

• Into scalar components

• Into x and y components

• Into magnitude and direction

• Into positive and negative components

If a person walks 5 meters east, rests, and then walks 10 meters west, what is the total displacement?

• 5 meters west

• 5 meters east

• 15 meters west

• 15 meters east

What is the vector sum of 5 units East and 2 units North?

• 5.39 units at 21.8° North of East

• 7 units at 45° North of East

• 3 units at 30° North of East

• 6 units at 60° North of East

What is the first step in adding vectors according to the given instructions?

• Draw the second vector with its tail at the origin.

• Draw the first vector, beginning at the origin, with its tail at the origin.

• Draw both vectors starting from the same point.

• Draw the first vector with its tip at the origin.

In the context of vector addition, if you know the lengths of both sides of a right triangle, what are you trying to find?

• The area of the triangle

• The hypotenuse

• The perimeter of the triangle

• The angle between the sides