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Grade 10 · Science · On Level

Free Science Concepts and Evidence worksheet - version 16

Grade 10 science practice based on published U.S. learning expectations, with reproducible original variations. This printable version includes 8 grade-appropriate questions and a separate answer sheet.

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Science Concepts and Evidence

Grade 10 · On-level practice · 8 questions · Version PG-ZI6L1O-1AI3

1.

What type of bond shares electrons?A. An acidic solution B. 6.022 x 10^23 particles C. Covalent bond D. Ionic bond

2.

What is a mole?A. 6.022 x 10^23 particles B. Atoms of each element C. An acidic solution D. Covalent bond

3.

What does pH below 7 indicate?A. Ionic bond B. Protons C. 6.022 x 10^23 particles D. An acidic solution

4.

What must a balanced chemical equation conserve?A. Atoms of one element with different neutron counts B. Protons C. 6.022 x 10^23 particles D. Atoms of each element

5.

What type of bond transfers electrons?A. Atoms of one element with different neutron counts B. An acidic solution C. 6.022 x 10^23 particles D. Ionic bond

6.

What does an atomic number count?A. Atoms of each element B. 6.022 x 10^23 particles C. Ionic bond D. Protons

7.

What happens to reaction rate when temperature usually rises?A. It increases B. Protons C. Ionic bond D. Covalent bond

8.

What is an isotope?A. Covalent bond B. Atoms of each element C. Protons D. Atoms of one element with different neutron counts

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Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 16
  1. What type of bond shares electrons?Covalent bond
  2. What is a mole?6.022 x 10^23 particles
  3. What does pH below 7 indicate?An acidic solution
  4. What must a balanced chemical equation conserve?Atoms of each element
  5. What type of bond transfers electrons?Ionic bond
  6. What does an atomic number count?Protons
  7. What happens to reaction rate when temperature usually rises?It increases
  8. What is an isotope?Atoms of one element with different neutron counts

Worked example

Read the direction, identify the assessed skill, solve or cite evidence, and check the response.

Common mistake

Using a memorized procedure without checking what the question asks.

Helpful hint

Name the standard skill before answering.