Directions: Choose the letter of the best answer. Write it in your Science Notebook 1. A change in position relative to a frame of reference is called A acceleration B. motion C. speed D. velocity 2. The Earth's movement on its axis is a A circular B. rolling motion C periodic D, rectilinear 3. A reference point is also called A frame of reference C distance B. position D force 4. You need a frame of reference to describe your A. motion B. distance C. speed D. position 5. An object moves if there is A force C frame of reference that is exerted on it B. position D. distance 6. In the phrase "three blocks from the hospital", what is the hospital? A. a position B. a destination C. a dimension D. a reference point 7. A ship is sailing from the port. Compared to which reference point is the ship in motion? A. the sea B. the port C the captain of the ship D. the cargo the ship carries 8. Which shows rectilinear motion? A. ants moving on the wall Chands of the clock B. ball rolling D. Earth's revolution of a moving car, we must divide the distance travelled by the time 9. To know the it has covered A. force B. speed C. position D. motion 10. It is a push or a pull. A. friction B. gravity C. force D. speed 11. Which measurement tells distance? A. 12.5 km B 2.5 hours C. 9.8 m/s D.125 kph 12. Which measurement tells speed? A. 45 seconds B. 30 miles C.97 kph D. 6 minutes
