Motion and Speed Concepts

Fill in the blank: Every object exerts a ________ force on every other object.

• gravitational

• magnetic

• electrical

• frictional

Tags

NGSS.MS-PS2-5

Describe how gravitational force depends on mass and distance. Gravitational force depends on ________ and ________.

• mass, distance

• speed, time

• volume, area

• temperature, pressure

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-2

Model and predict how changes in mass and distance affect gravitational attraction. Changes in ________ and ________ affect gravitational attraction.

• mass, distance

• speed, direction

• volume, area

• temperature, pressure

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-2

Investigate and describe types of forces including contact forces and forces acting at a distance, such as electrical, magnetic, and gravitational. Which of the following is NOT a type of force mentioned?

• Electrical

• Magnetic

• Gravitational

• Thermal

Tags

NGSS.MS-PS2-3

Explore the Law of Gravity by recognizing that every object exerts gravitational force on every other object and that the force depends on how much mass the objects have and how far apart they are. True or False: The gravitational force between two objects depends on their mass and the distance between them.

• True

• False

Tags

NGSS.MS-PS2-4

Investigate and describe that an unbalanced force acting on an object changes its speed, or direction of motion, or both. Fill in the blank: An unbalanced force acting on an object changes its ________, or ________ of motion, or both.

• speed, direction

• mass, color

• temperature, volume

• shape, size

Tags

NGSS.MS-PS2-2

Which of the following is NOT a topic introduced in the 'Introduction to Motion' slide?

• Frames of Reference

• Time Intervals

• Scalars and Vectors

• Laws of Thermodynamics

In the context of motion, what is a 'frame of reference'?

• A) A type of vector

• B) A point or object used to determine if something is in motion

• C) A time interval

• D) A type of scalar

Look at the cartoon image where one person says 'I am standing still' and the other says 'Wait! Hold still!'. What concept does this image best illustrate?

• Time intervals

• Scalars and vectors

• Frames of reference

• Laws of motion

Fill in the blank: Quantities that have only magnitude and no direction are called _________.

• scalars

• vectors

• matrices

• tensors