Hypothesize whether you think each of the following substances will be an acid, a base, or neutral:

bleach —

detergent —

eye drops —

lemon juice —

tea —

If an inclined plane is 5 m long and 2 m high, what is its mechanical advantage? a. 2.5 b. 3 c. 7 d. 10

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.