Homework nr. 2
-
Due Tuesday, Oct. 19
1. (2 points) Write these values with the right...
Physics, 19.10.2021 09:30 freddyfriendo2364
Homework nr. 2
-
Due Tuesday, Oct. 19
1. (2 points) Write these values with the right prefixes:
0.008 m =
1.2 x 106 ) =
2. A block of 700 g is pulled from rest on a horizontal frictionless bench by a steady force Fand
travels 7.0 m in 3.5 s.
a) (2 points) What was the acceleration of the block?
b) (2 points) Calculate the value of the force.
3. A rocket has a mass of 900 kg.
Answers: 2
Physics, 22.06.2019 11:30
This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?
Answers: 1
Physics, 22.06.2019 14:30
Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.
Answers: 2
Physics, 22.06.2019 21:00
What is the efficiency of an engine that does 80 j of work and exhausts 320 j of heat while taking in 400 j of heat ? a. 10% b. 20% c. 80% d. 25%
Answers: 1