seismogram

"My teacher explained the new math concept, and I understood it perfectly. "

"The teacher used a graphical representation to show how students' test scores improved over the semester. "

"The after-school program is a great way for kids to continue learning. "

"She gave a studied reply."

"Scientists study plants to understand how they grow. "

"The factory increased its output this year."

"The duration of the meeting was only thirty minutes. "

"The intensity of the music made it hard to concentrate on my homework. "

"The child's small was sore after carrying his heavy backpack to school. "

"He shook the can of soda for thirty seconds before delivering it to me, so that, when I popped it open, soda went everywhere."

"The seismograph at the local university recorded a small earthquake this morning. "

"The earthquake shook the school building during recess, causing some minor damage. "