

Grade 10 · Science · Building Confidence
Free Science Concepts and Evidence worksheet - version 17
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.
Science Concepts and Evidence
Grade 10 · Building confidence · 8 questions · Version PG-59XFY1-1RJY
What type of bond shares electrons?A. Covalent bond B. Atoms of one element with different neutron counts C. An acidic solution D. 6.022 x 10^23 particles
What type of bond transfers electrons?A. An acidic solution B. 6.022 x 10^23 particles C. Atoms of each element D. Ionic bond
What happens to reaction rate when temperature usually rises?A. Ionic bond B. Atoms of one element with different neutron counts C. It increases D. Protons
What does pH below 7 indicate?A. Covalent bond B. 6.022 x 10^23 particles C. Atoms of each element D. An acidic solution
What must a balanced chemical equation conserve?A. 6.022 x 10^23 particles B. Protons C. Atoms of each element D. Ionic bond
What is an isotope?A. Protons B. Ionic bond C. It increases D. Atoms of one element with different neutron counts
What is a mole?A. 6.022 x 10^23 particles B. It increases C. Atoms of each element D. An acidic solution
What does an atomic number count?A. An acidic solution B. Covalent bond C. Protons D. 6.022 x 10^23 particles
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 17
- What type of bond shares electrons?Covalent bond
- What type of bond transfers electrons?Ionic bond
- What happens to reaction rate when temperature usually rises?It increases
- What does pH below 7 indicate?An acidic solution
- What must a balanced chemical equation conserve?Atoms of each element
- What is an isotope?Atoms of one element with different neutron counts
- What is a mole?6.022 x 10^23 particles
- What does an atomic number count?Protons
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.