When I contrasted a banana and an orange, I realized they are different colors. What does "contrast" mean?

Judging from the look on his sister's face and the phone on the ground, Jacob inferred that she had broken her phone. What does "inferred" mean?

Sara had to demonstrate to her grandfather how to use his new iPad before he could use it. What does "demonstrate" mean?

I love the concept of reusable straws because I think it will really help the environment. What does "concept" mean?

The quantity of sandwiches needed for the all school picnic was quite large. What does "quantity" mean?

When I compared a banana and an orange, I realized they are both fruit that grow on trees. What does "compare" mean?

Dad asked Hannah to interpret what LOL meant when he read it in a text message from her brother. What does "interpret" mean?

Who stole the cookies? All of the evidence (including crumbs on his shirt) points to Justin. What does "evidence" mean?

Tim predicted how many snow days we would have that year before winter even started. What does "predict" mean?

The coach told the players that their highest priority for the rest of the game was to keep the other team from scoring or making a touchdown. What does "priority" mean?

The scientist evaluated the rock before deciding it was worth a lot of money. What does "evaluated" mean?

Every morning, I have a conflict with my alarm clock. It tells me to get up, but I want more sleep. What does "conflict" mean?

For her science project, Anna read biographies about the life of Albert Einstein. What does "biography" mean?