Could you please check these two sentences, please?

1) Water chute and spring board don't have the same meaning, but I think I can use them both with "dive into the water".
2) Superman was both a superhero endowed with superpowers and a shy and insecure newspaper reporter.
He was named (called, are they synonyms?) Clerk by the Kent familiy, who adopted him afer he was sent to earth from the planet Krypton.

1. You would use "dive" with "springboard" (or "diving board"), but you'd use "slide into the water" with "water chute." See the differences:

Water chutes:
http://www.google.com/search?q=water+chute&hl=en&rlz=1C1GGGE_enUS379US379&prmd=ivns&source=lnms&tbm=isch&ei=EWtvTsnzOOPIsQKywpXXCQ&sa=X&oi=mode_link&ct=mode&cd=2&ved=0CBMQ_AUoAQ&biw=1366&bih=643

Diving (spring) board:
http://www.google.com/search?hl=en&rlz=1C1GGGE_enUS379US379&biw=1366&bih=643&tbm=isch&sa=1&q=diving+board&oq=diving+board&aq=f&aqi=g10&aql=&gs_sm=e&gs_upl=28981l30326l0l30544l12l10l0l0l0l0l265l1567l0.4.4l8l0

2. Superman was both a superhero endowed with superpowers and a shy and insecure newspaper reporter.
He was named Clark by the Kent familiy, who adopted him afer he was sent to earth from the planet Krypton.

Sure! Let's check the two sentences one by one and make any necessary corrections or clarifications.

1) Water chute and springboard don't have the same meaning, but I think I can use them both with "dive into the water".

In this sentence, it seems like you're asking if both "water chute" and "springboard" can be used to describe diving into the water. However, it's important to note that "water chute" and "springboard" are not synonymous.

A "water chute" typically refers to a structure or a slide that allows people to slide down into water. On the other hand, a "springboard" is a flexible or diving board that is used in swimming pools or diving competitions to jump or dive into the water. So, they have different meanings and uses.

To revise the sentence and make it clearer, you could say:

"Water chute and springboard have different meanings. A water chute is a slide structure that allows people to slide into the water, while a springboard is a diving board used for jumping or diving into the water."

2) Superman was both a superhero endowed with superpowers and a shy and insecure newspaper reporter. He was named (called, are they synonyms?) Clerk by the Kent family, who adopted him after he was sent to Earth from the planet Krypton.

In this sentence, you're asking if "named" and "called" are synonyms and seeking clarification on the story of Superman's adoption by the Kent family.

In this context, "named" and "called" are synonyms and can be used interchangeably when referring to how someone is referred to or identified. They both imply giving someone a particular name.

To clarify the sentence, you could say:

"Superman was a superhero with superpowers, but he also had a secret identity as a shy and insecure newspaper reporter. He was named (or called) Clark by the Kent family, who adopted him after he was sent to Earth from the planet Krypton."

I hope this helps clarify your sentences! Let me know if you have any more questions or if there is anything else I can assist you with.