Question

defined as: a device which counts upwards from zero for measuring elapsed time 4 points scientific tools timer notebook stopwatch ruler defined as: used primarily to measure the volume of liquid or bulk solid ingredients 4 points measuring cup timer gloves bowl computer

Explanation:

First Question:

We analyze each option:

• "Scientific Tools" is a broad category, not a specific device.
• "Timer" can count time but the description here matches a stopwatch more precisely as it counts upwards from zero for elapsed time (a stopwatch is a type of timer but the option "Stopwatch" is more specific here). Wait, no—wait, a timer can be set to count up, but a stopwatch is specifically a device that counts upwards from zero to measure elapsed time. Wait, actually, let's re - check: The definition is "a device which counts upwards from zero for measuring elapsed time". A stopwatch is designed to do this. A timer can sometimes be used to count down, but a stopwatch is for counting up elapsed time. Wait, but let's check the options again. The options are Scientific Tools, Timer, Notebook, Stopwatch, Ruler. A stopwatch is a device that counts upwards from zero to measure elapsed time. A timer can be a more general term, but in the context of these options, Stopwatch is the most accurate. Wait, no—maybe I made a mistake. Wait, a timer can count up. But let's think about common definitions. A stopwatch is a type of timer that counts up. But the option "Stopwatch" is more specific. Wait, but let's check the first question again. The definition is "a device which counts upwards from zero for measuring elapsed time". So the correct option is Stopwatch? Wait, no—wait, a timer can also count up. But in the options, "Stopwatch" is a specific device for this. Wait, maybe the answer is Stopwatch. Wait, no, let's think again. A timer is a device that can measure time, and a stopwatch is a type of timer. But the option "Stopwatch" is more accurate for a device that counts upwards from zero for elapsed time.

Wait, no, maybe I was wrong. Let's re - evaluate:

• Scientific Tools: Too broad.
• Timer: A timer can be set to count up or down, but a stopwatch is specifically for counting up elapsed time.
• Notebook: For writing, not time measurement.
• Stopwatch: Counts upwards from zero to measure elapsed time.
• Ruler: For measuring length.

So the correct option for the first question is D. Stopwatch (assuming the options are labeled A - E with A: Scientific Tools, B: Timer, C: Notebook, D: Stopwatch, E: Ruler).

We analyze each option:

• Measuring cup: Used to measure the volume of liquid or bulk solid ingredients.
• Timer: For measuring time, not volume.
• Gloves: For protection, not measurement.
• Bowl: For holding, not measuring volume precisely.
• Computer: For computing, not measuring volume.

So the correct option is A. Measuring cup (assuming the options are labeled A - E with A: Measuring cup, B: Timer, C: Gloves, D: Bowl, E: Computer).

Answer:

D. Stopwatch

Second Question: