Force and Motion

calculate the speed if the distance is 30 km and the time is 2 hours.

• 15 km/h

• 20 km/h

• 25 km/h

• 30 km/h

How Does a Hockey Puck Slide So Fast?

• Due to the smooth ice surface and low friction

• Because of the puck's aerodynamic shape

• The puck is made of a special material

• Players hit the puck with great force

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

______ - the entire length of an object's path.

• Distance

• Speed

• Time

• Velocity

______ - describes an object's distance and direction from a reference point.

• Position

• Velocity

• Acceleration

• Momentum

______ - the starting point you choose to describe the location or position of an object.

• Reference point

• Origin

• Destination

• Coordinate

______ - the measurable period during which something takes place.

• Time

• Space

• Matter

• Energy

______ - the process of changing position.

• Motion

• Rest

• Inertia

• Friction

Tags

NGSS.MS-PS2-2

What is a reference point in the context of describing your position?

• A fixed place on the Earth's surface from which direction and distance can be measured

• A random point chosen for convenience

• A point that is always moving

• A point that is irrelevant to the position

Astronomers use the sun in the solar system to:

• study solar phenomena and its effects on the solar system

• navigate spacecrafts to other planets

• measure the distance to other stars

• predict weather patterns on Earth

What are the three components of a GPS (Global Positioning System)?

• Satellites, Receivers, Control Stations

• Satellites, Antennas, Control Stations

• Satellites, Receivers, Antennas

• Receivers, Control Stations, Antennas