Force and force balance

Question 17: Match the content in the left column with the corresponding content in the right column to get a sentence with correct content A. 1.c; 2.d; 3.a; 4.b B. 1.d; 2 C; 3.a; 4.b C. 1.c; 2.d; 3.b; 4.a D. 1.b; 2 a; 3.c; 4.d It’s correct: 1 C; 2.d; 3.a; 4.b =============== Go …

Question 17: Match the content in the left column with the corresponding content in the right column to get a sentence with correct content Read More »

Level 18: Take a spring-loaded ballpoint pen for an experiment. Press the tip of the ballpoint pen to protrude. At that time, the spring acts on the ballpoint pen. That force is: A. Traction force B. Thrust C. Suction force D. Compression force When the tip of the ballpoint pen protrudes, the spring of the …

Level 18: Take a spring-loaded ballpoint pen for an experiment. Press the tip of the ballpoint pen to protrude. At that time, the spring acts on the ballpoint pen. That force is: Read More »