A revision quiz on standard form covering conversion, arithmetic operations, and real-world applications. Test your knowledge with this interactive quiz…
10 questions • Zestly
• The distance from Earth to the Sun is approximately 149,600,000 km. Express this number in standard form $A \times 10^n$.
• Which of the following numbers are written correctly in standard form $A \times 10^n$ where $1 \le A < 10$?
• A microscopic cell has a diameter of $0.0000042$ meters. Write this value in standard form.
• Calculate $(2 \times 10^5) \times (3 \times 10^4)$ and give your answer in standard form.
• Calculate $(8 \times 10^7) \div (2 \times 10^3)$ and give your answer in standard form.
• Which of the following calculations result in a value of $5 \times 10^5$?
• Calculate $(3 \times 10^4) + (2 \times 10^3)$ and express the result in standard form.
• A light-year is approximately $9.46 \times 10^{12}$ km. If a star is 5 light-years away, what is the distance in km in standard form?
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