A clock gains 0.020 second per minute. How many seconds will the clock gain in exactly six months, assuming exactly 30 days per month?
Polycarbonate plastic has a density of 1.2 g/cm cubed. A photo frame is constructed from two 3.0 mm sheets of polycarbonate. Each sheet measures 28 cm by 22 cm, What is the mass of the photo frame?
2006-10-10 11:26:06 · 5 answers · asked by Samantha Jo 3 in Education & Reference ➔ Trivia
not homework, the questions are in one of my puzzle books!
2006-10-10 11:39:16 · update #1
1) 512,000km*1,000,000=512,000,000,000cm
2) 60mins*24hrs*30dys*6mnths*0.020sec
=5184 secs
3)density=mass/cibic measures
1.2g/cm= x/6cm*28cm*22cm
x= 1.2*6*28*22
x= 4435.2g
x=4.4352kg
im sure of these answers
2006-10-10 23:37:57 · answer #1 · answered by Anonymous · 1⤊ 0⤋
Quite a difficult homeworks.
2006-10-10 11:30:20 · answer #2 · answered by Sam X9 5 · 1⤊ 1⤋
thers a reason its called homework
2006-10-10 11:27:38 · answer #3 · answered by SUNSH!NE© 4 · 1⤊ 2⤋
LEARN HOW TO CATEGORIZE YOUR STUPID QUESTIONS GOD!!!!
P.S. TEACHERS TEND TO GIVE THEIR STUDENTS HOMEWORK SO THEY COULD DO IT THEMSELVES!!!!
2006-10-10 11:31:43 · answer #4 · answered by WISSEN IST ENERGIE!!! 2 · 1⤊ 2⤋
are u crazy
2006-10-10 11:28:01 · answer #5 · answered by sinem_che 2 · 1⤊ 2⤋