Exploring Vocabulary in Science and Math

Which of the following types of trees loses its leaves annually?

• Coniferous

• Deciduous

• Evergreen

• Tropical

What is the term for the distance from the center of a circle to any point on its circumference?

• Diameter

• Radius

• Circumference

• Chord

In engineering, what is a truss primarily used for?

• To measure angles

• To support structures

• To insulate buildings

• To conduct electricity

Which of the following is a mathematical term for the distance around a circle?

• Radius

• Diameter

• Circumference

• Area

What is the process called when a 2D shape is extended into a 3D object in engineering design?

• Fillet

• Extrude

• Scale

• Rotate

Which type of tree is characterized by needle-like leaves and cones?

• Deciduous

• Coniferous

• Tropical

• Broadleaf

If the diameter of a circle is 10 cm, what is the radius?

• 5 cm

• 10 cm

• 15 cm

• 20 cm

In machining, what does the term "tolerance" refer to when fitting parts together?

• The maximum allowable deviation in dimensions

• The speed of the machining process

• The type of material used

• The color of the parts

What is the term for the line segment that passes through the center of a circle and has its endpoints on the circle?

• Radius

• Diameter

• Circumference

• Tangent

In engineering, what does the term "fillet" refer to?

• A rounded corner or edge

• A sharp angle

• A flat surface

• A hollow section