What do we study the world with measurements?
0:00 Intro
0:26 What are Physical Quantities?
2:51 Base SI Units
6:20 Example MJ19 P13 Q4 #9702s19p13 Estimating KE of athlete
9:35 Prefixes
12:30 Writing a physical quantity
14:07 Example ON20 P11 Q2 #9702w20p11 Prefix conversion & using calculator
19:34 Example FM20 P12 Q1 #9702m20p12 Estimating & Prefix

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Practice Past Year Questions
*starred Q's are in example videos
MJ12 P11 Q3 (pg6) estimates KE of athlete
MJ12 P12 Q2 (pg6) reasonable estimate
ON12 P11 Q1 (pg7) temperature of cooker
ON12 P12 Q3 (pg7) estimate KE of athlete
ON13 P13 Q1 (pg9) realistic estimate
ON15 P11 Q3 (pg11) Estimate & prefix
ON15 P12 Q4 (pg12) Reasonable Estimates
ON16 P11 Q1 (pg13) Estimate of Young Modulus
FM17 P12 Q2 (pg14) Speed of sound estimate
MJ17 P11 Q1 (pg14) Not a reasonable estimate
MJ17 P12 Q1 (pg15) Estimate average speed
MJ18 P12 Q1 (pg17) Gold Leaf Estimate
ON18 P11 Q1 (pg17) Moon Estimate
ON18 P12 Q1 (pg18) KE and Momentum
ON18 P13 Q1 (pg18) Reasonable Estimates
MJ19 P13 Q4 (pg20) Athlete KE
ON19 P11 Q1 (pg21) reasonable estimate?
ON19 P12 Q1 (pg21) Momentum & KE
FM20 P12 Q1 (pg22) reasonable estimates*
MJ20 P11 Q1 (pg22) KE of car
MJ20 P12 Q1 (pg23) Mass of rain drop
MJ20 P13 Q1 (pg23) Approximate KE
ON20 P12 Q1 (pg24) Estimate volume of coin
ON20 P13 Q1 (pg24) Estimate football

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