NCEA Physics Level 2 Skills

Write 3.563 to 2 significant figures. 

• 3.5
• 3.57
• 3.563
• 3.6

0.002815 has how many significant figures?

• 4
• 5
• 6
• 7

Convert 12500 to standard form/scientific notation

• 12,500
• 1.25 x 10⁴
• 1.3 x 10⁴
• 1.25 EXP 04

Convert 0.034 to standard form/scientific notation

• 3.4
• 3.4 x 10²
• 3.4 x 10^-2
• 0.034

Convert 12 minutes to SI (Systeme Internationale) units

• 0.2 hr

• 1200 s

• 12 min

• 720 s

Convert 6.2 cm to SI (Systeme Internationale) units

• 62 mm
• 6.2 cm
• 0.062 m
• 0.62 m

Convert 400 mm² to SI (Systeme Internationale) units

• 0.400 m²
• 0.20 m
• 0.0004 m²
• 160000 m²

Calculate the answer  to:
3.0 x 10⁸ /4.1 x 10^-14

• 1.23 x 10^-5
• 1.36 x 10^-22
• 0.732
• 7.32 x 10²¹

Calculate the answer  to:
(3.6 x 10⁸)²

• 1.296 x 10¹⁷
• 3.6 x 10⁸
• 12.96 x 10¹⁷
• 1.90 x 10⁴

The unit of acceleration is

• m s^-1
• ms
• m s^-2
• N