True or false Make sure all guard are in place and working at all times

How long have simple machines been around? Group of answer choices A: thousands of years B: 850 years c: millions of years d: hundreds of years

6. For the following waste treatment facility, chemical concentration (mg/gal) within the tank can be considered uniform. The initial chemical concentration inside the tank was 5 mg/gal, the concentration of effluent coming in is 20 mg/gal.

Consider an information need for which there are 5 relevant documents in the collection, which are judged as very relevant, relevant, somewhat relevant (VR, R, SR) vs. nonrelevant (N).

In what way do you think the motorcycles perform work?

Turn the motor around in the circuit. What happens?

Define the terms marker

If 6 men or 8 women can finish a work in 12 days, 9 men and 12 women will finish the work nearly?

5) A 80-kg man has a total foot imprint area of 480 cm2. Determine the pressure this man exerts on the ground if (a) he stands on both feet and (b) he stands on one foot.

A car with an initial speed of 50 km/h accelerates at 5000 km/h2 along a straight road. a. How long will it take to reach a speed of 120 km/h?

If high beam headlights are used improperly, it could cause glare for an oncoming driver or reduce their visibility greatly, increasing the possibility of a collision. a) b) True False