Question

Classify each of the following statements as an observation or a hypothesis:$\left(1.2\right)$

a. A patient breaks out in hives after receiving penicillin.

b. Dinosaurs became extinct when a large meteorite struck Earth and caused a huge dust cloud that severely decreased the amount of light reaching Earth.

c. The dash was run in $9.8s$.

Short answer

a. The statement a patient breaks out in hives after receiving penicillin is classified below.

b. The statement dinosaurs became extinct when a large meteorite struck Earth and caused a huge dust cloud that severely decreased the amount of light reaching Earth is classified below.

c. The statement the dash was run-in $9.8s$is classified below.

Step-by-step solution

Part (a) step 1: Given Information

We need to classify the statement that a patient breaks out in hives after receiving penicillin.

Part (a) step 2: Explanation

A patient breaking out in hives, as well as it occurred after the patient received penicillin, are two observations that are noted to have occurred.

So, the answer is $\mathit{O}$.

Part (b) step 1: Given Information

We need to classify the statement that dinosaurs became extinct when a large meteorite struck Earth and caused a huge dust cloud that severely decreased the amount of light reaching Earth.

Part (b) step 2: Explanation

This statement is a hypothesis because a prediction has been made to what happend in the past that is not necessarily observed to be happening at present.

So, the answer is H.

Part (c) step 1: Given Information

We need to classify the statement that The dash was run in $9.8s$.

Part (c) step 2: Explanation

This statement is an observation, as it describes something that has happened with facts that were seen and observed.

Then, the answer is O.