3 geometry and measurement

Transcript of 3 geometry and measurement

Geometry and Measurement

3rd Grade MCA Math Vocabulary

length

• Length is the distance from end to end. Also, length can mean the longer distance across

J. Scheumann & C. Sorenson 2011

http://studyjams.scholastic.com/studyjams/jams/math/measurement/measure-length.htm

width

• Smaller distance across

increase

• Make something bigger (in size or quantity).

decrease

• To make smaller.

greatest

least

• Smallest.

fewest

most

parallel

perpendicular

• It just means at right angles (90°) to.

side/sides

side of an angle

angle

http://nlvm.usu.edu/en/nav/frames_asid_141_g_1_t_3.html?open=activities&from=topic_t_3.html

angles

• An angle measures the amount of turn

http://studyjams.scholastic.com/studyjams/jams/math/geometry/classify-angles.htm

right angle

• A right angle is an angle which is equal to 90°, one quarter of a full revolution.

perimeter

• The distance around a two-dimensional shape

Click here to try it!

http://www.mathsisfun.com/definitions/perimeter.html

http://studyjams.scholastic.com/studyjams/jams/math/measurement/perimeter.htm

ruler

• A ruler is used to measure smaller items.

yardstick

• A yard is about 3 feet. (We are not talking about the trees in your yard)

meter stick

100 centimeters

1,000 millimeters

tape measure

• A tape measure is used to measure larger items.

thermometer

• A tool used to measure temperature in degrees.

Click here for an interactive thermometer website

http://www.mathsisfun.com/measure/thermometer.html

unit

• A quantity used as a standard of measurement.

Unit How we measure

Time second, minute, hour, day, week, month, year and decade.

Mass grams, ounces, pounds, kilogram

Length inches, feet, centimeters, meters

Money dollars and cents

Temperature degrees

Click here for Unit Price Game (challenging)

http://www.mathsisfun.com/measure/unit-price-game.html

http://studyjams.scholastic.com/studyjams/jams/math/measurement/units-of-measurement.htm

http://nlvm.usu.edu/en/nav/frames_asid_272_g_2_t_4.html?open=instructions&from=topic_t_4.html

a.m. p.m.

a.m.

The initials of the Latin phrase ante meridiem, which means "before midday." It is used to indicate the time between midnight and noon

p.m.

The initials of the Latin phrase post meridiem, which means "after midday." It is used to indicate the time between noon and 11:59 in the evening.

http://studyjams.scholastic.com/studyjams/jams/math/measurement/tell-time.htm

money notation

Make Change

Penny: 1 cent, $0.01, 1

Nickel: 5 centsor $0.05

http://www.mathsisfun.com/money/money-master.html

http://nlvm.usu.edu/en/nav/frames_asid_325_g_2_t_1.html?from=category_g_2_t_1.html

degrees

Temperature

It is 42 degrees in Minnesota.

A measure of temperature (how hot or cold it is)

Angles

A measure for angles. There are 360 degrees in a full rotation.

The symbol for degrees is °

http://www.mathsisfun.com/definitions/degree-angles-.html

temperature

• How hot or cold a thing is.

http://studyjams.scholastic.com/studyjams/jams/math/measurement/tell-temperature.htm

Fahrenheit

Celsius

figure

• Pictures, shapes

http://nlvm.usu.edu/en/nav/frames_asid_270_g_2_t_4.html?open=instructions&from=topic_t_4.html

3 geometry and measurement

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